ZD RAVSTVENO vARgryo ZDRAV VAR 2009 • LETNIK 48 • ŠTEVILKA 4 NEKROLOG Marjan Bilban, Cirila Hlastan-Ribič, Ivan Eržen, Lijana Zaletel-Kragelj prof. dr. Dražigost Pokom (1941-2009) in memoriam (143) IZVIRNI ZNANSTVENI ČLANKI Vlasta Vodopivec-Jamšek, Janko Kersnik, Igor Švab Trendi v zadovoijstvu boinilcov z zdravniltom družinsl^e medicine v Sioveniji (145) Helena Koprivnikar Učinicovitost programa "Spodbujajmo neliajenje" pri prvi generaciji siovenskih osnovnošoicev (152) Maja Šubelj, Gaj Vidmar, Vesna Švab Predpisovanje benzodiazepinov med siovenskimi zdravniki družinske medicine (162) Zalika Klemenc-Ketiš, Janko Kersnik, Erika Tratnik Prisotnost anksioznosti in depresije v aktivni popuiaciji bolnikov s kroničnimi boleznimi (170) PREGLEDNI ZNANSTVENI ČLANEK Dorjan Marušič, Jakob Ceglar, Valentina Prevolnik-Rupel Modeii plačevanja zdravstvenih storitev s poudarkom na plačevanju po skupinaii primerljivih primerov v Sioveniji (177) RECENZIJI Saška Roškar Andrej Marušič, Sanja Temnik / Javno duševno zdravje (184) Lijana Zaletel-Kragelj Dražen GorjanskI / Je ii hrvatski zdravstveni sustav - sustav? (185) CODEN ZDVAFY • UDK 613/614 + 628 • ISSN 0351 - 0026 Inštitut za varovanje zdravja Republike Slovenije IVZ RS Institute of Public Healtli of the Republic of Slovenia Glavni urednik/Editor-in-Chlef: Igor Švab Odgovorna urednica/Responsible Editor: Marija Seljak Izvršna urednica/Executive Editor: Petruša Miholič Izdajatelj/Publisher: Inštitut za varovanje zdravja Republike Slovenije Urednišld odbor/Editorial Board: Tit Albreht, Marjan Bilban, Ivan Eržen, Janko Kersnik, Vesna Kerstin Petrič, Niek Klazinga, Mitja Kos, Alenka Kraigher, Boris Kramberger, Richard Madeley, Jan de Maeseneer, Rado Pišot, Helena Ribič, Eva Stergar, Mirjana Ule, Lijana Zaletel-Kragelj Lektor za slovenščino/Reader for Slovenian: Jože Faganel Lektor za angleščino/Reader for English: Maja Dolanc UDK gesla in ključne besede/UDC and Key words: Petruša Miholič Naslov uredništva/Adress of the Editorial Office: Zdravstveno varstvo - Slovenian Journal of Public Health, Trubarjeva 2,1000 Ljubljana, p.p. 260, Elektronski naslov uredništva/E-mail Address: Zdrav. Var@ivz-rs.si Domača stran na Internetu/Internet Home Page: http://www.ivz.si/index.php?akcija=novica&n=1093 Transakcijski račun/Current Account: 01100-6030926242, UJP Zdravstveno varstvo izhaja praviloma štirikrat letno v nakladi 500 izvodov. Naročnino zaračunavamo z računom za predplačilo v začetku leta. Upoštevamo le pisne odpovedi do 1. decembra za naslednje leto. Vsako spremembo naslova sporočite uredništvu pravočasno. Revija Zdravstveno varstvo je pri Ministrstvu za kulturo RS vpisana v razvid medijev pod zaporedno številko 608. Naročnina z DDV/Subscription Rates with taxes included: delovne organizacije/institutions: 37,56 EUR študenti/students: 18,78 EUR tujina/for abroad: 50 EUR Gradivo navaja predvsem poglede avtorjev za katere ni nujno, da se ujemajo z načelnimi stališči stroke oziroma uredniškega odbora. Naklada: 500 Likovna oprema ovitka: Jurij Kocbek Tisk: Tiskarna knjigoveznica Radovljica Revijo Zdravstveno varstvo je na podlagi javnega razpisa finančno podprla Javna agencija za raziskovalno dejavnost Republike Slovenije. prof. dr. Dražigost Pokorn (1941-2009) In memoriam V poznem poletju letošnjega leta je svojo življenjsko pot sklenil velik in ugleden slovenski strokovnjak za prehrano, znani zdravnik, profesor doktor Dražigost Pokorn. Rojen je bil 18. julija 1941 v Ljubljani. Leta 1960 je končal gimnazijo in domala sočasno na Gostinski šoli postal tudi kuhar. Leto kasneje je diplomiral na Višji gospodinjski šoli in nato leta 1969 še na Medicinski fakulteti v Ljubljani. Pet let kasneje je opravil specialistični izpit iz higiene in prejel kuharsko priznanje - diplomo Sekcije kuharjev Jugoslavije. Po končanem magisteriju in doktoratu znanosti s področja fiziologije prehrane je bil leta 1980 habilitiran za visokošolskega učitelja na Medicinski fakulteti v Ljubljani za področje higiene, socialne medicine in higiene prehrane. Med letoma 1970 in 1974 je po opravljenem strokovnem izpitu opravljal delo zdravnika v ambulantah splošne medicine v Ljubljani. Svoje bogato strokovno znanje je na Akademiji za tradicionalno kitajsko medicino v Pekingu na Kitajskem in Kolombu v Združenih državah Amerike nadgradil tudi z znanji tradicionalne kitajske medicine in kitajske dietne prehrane. Kot rednega profesorja za higieno in higieno prehrane ter predstojnika Inštituta za higieno pri Medicinski fakulteti v Ljubljani ga je posebej zanimalo področje javnega zdravja oziroma prehrana zdravih in bolnih ljudi. Z bogatim znanstvenoraziskovalnim in pedagoškim delom je svoje dolgoletne izkušnje o povezanosti zdravja s prehrano in življenjskim slogom nasploh prenašal na generacije slovenskih strokovnjakov in tako prestavljal ustaljene mejnike v odnosu do zdravja in tradicionalne prehrane Slovencev. S številnimi, vsakomur razumljivimi članki, ki jih je objavljal v mnogih slovenskih medijih, pa je dolga leta izobraževal tudi širšo slovensko javnost. Bil je tudi nacionalni koordinator programa Svetovne zdravstvene organizacije za zdravo prehrano pri Ministrstvu za zdravje. Na njegovo pobudo je bila leta 1995 ustanovljena Zbornica nutricionistov - dietetikov. Profesor Pokorn je bil tudi predsednik komisije za podeljevanje znaka varovalnega živila pri Društvu za zdravje srca in ožilja. Leta 1988 je dobil priznanje Pedagoške akademije za uspešno sodelovanje, leta 1991 priznanje KS Milana Majcna za strokovno delo v krajevni skupnosti in leta 1992 priznanje Gospodarske zbornice z zlato plaketo za delo v gastronomiji. Njegova bogata bibliografija šteje več kot 600 znanstvenih, strokovnih, in poljudno-znanstvenih člankov, učbenikov, knjig o zdravi in dietni prehrani ter kuharskih knjig. Med znanstvenimi članki, ki jih je skupaj s sodelavci objavljal v domačih in mednarodnih revijah, so največjo mednarodno odmevnost dosegli članki: • Hoyer S, Pokorn D. The influence of various factors on breast-feeding in Slovenia. J. adv. nurs. 1998;27:1250-1256, • Koch V, Pokorn D. Comparison of nutritional habits among various adult age groups in Slovenia. Nutr. res. (N.Y. N.Y.). 1999;19:1153-1164, in • Koch V, Pokorn D. Some differences in nutritional habits between males and females in the Republic of Slovenia. Food technol. biotechnol. 1999;37:181-186. Med pomembnimi zadnjimi znanstvenoraziskovalnimi deli pa so še naslednji članki: • Hlastan-Ribič C, Pokorn D, Cerar A, Mehikič D, Zebič A. The influence of fat diet, wine and ethanol on changes in skeletal muscles in wistar rats. Acta aliment. 2004;33:111-118, • Hlastan-Ribič C, Cerar A, Pokorn D, Perše M, Zebič A. Effects of kefir containing various levels of fat on chemically induced colorectal epithelial tumors in Wistar rats. Nutr. res. (N.Y. N.Y.). 2005;25:55-63, in • Pokorn D, Hlastan-Ribič C, Cerar A. Gastric content of the liquid test meals in rats with gastrointestinal neoplasias induced by N-methyl-N-nitrosoguanidineand 1,2-dimethylhydrazine. Int J Cancer. 2006;2:19-30. Prav tako je sodeloval pri pripravi dveh pomembnih elaboratov: • Pokorn D, Eržen N, Godeša R, Gregorič Gorenc B, Accetto B, Poklar Vatovec T, Uršič-Gaberšček M, Golobič I, Čelhar S, Kokalj-Ločniškar L, Logar V, Zakotnik J, Perme C, Škrjanc N. Zdravstveno in prehrambeno stanje starejših prebivalcev na območju mesta Ljubljane v domovih za starejše občane. Ljubljana: Medicinska fakulteta, Inštitut za higieno, 1991. in • Stibilj V, Milačič R, Smrkolj P, Trkov Z, Pokorn D, Hlastan-Ribič C. Ustreznost vojaške prehrane in skladnosti s fiziološkimi normativi. Ljubljana: Institut "Jožef Stefan", 2002. Bil je avtor več knjižnih uspešnic: Prehrana bolnika (1994), Slovenska miza prihodnosti (1996), Skrivnost dolgoživosti (1996), Gastronomija (1997), Zdrava prehrana in dietni jedilniki (1997), Priročnik za praktično predpisovanje diet (1997), Gorivo za zmagovalce, prehrana športnika in rekreativca (1998), Dietetika (1999), Skrivnosti skritih let, prehrana v tretjem življenjskem obdobju (1999), Jejmo preudarno (2000), Zdrava slovenska kuhinja (2001), Oris zdrave prehrane (2001), Prehrana v različnih življenjskih obdobjih (2003), Dietna prehrana bolnika (2004), Klasična kuhinja v zdravi prehrani (2005), Kuhinja z omejitvami (2005), Krepka kuhinja (2006) in Evropska klasična kuhinja (2009), in avtor oziroma soavtor mnogih drugih strokovnih monografij in učnega gradiva, ki jih je preveč, da bi jih vse našteli na tem mestu. Izjemno plodovit je bil tudi pri mentorskem delu. Bil je mentor ali somentor pri številnih diplomskih, magistrskih in specialističnih delih ter naslednjih doktorskih disertacijah: • Koch V. Prehrambene navade odraslih prebivalcev Slovenije z vidika varovanja zdravja. Ljubljana: Univerza v Ljubljani; 1997, • Černe K. Vsebnost trans- in cis-izomer maščobnih kislin v prehrani starostnikov v Sloveniji. Ljubljana: Univerza v Ljubljani; 1998, • Kolšek M. Pogostnost pitja alkohola in pivske navade osnovnošolcev v Sloveniji. Ljubljana: Univerza v Ljubljani; 2000, in • Eržen I. Stopnja izpostavljenosti prebivalcev Slovenije vnosu svinca, kadmija in živega srebra s hrano. Ljubljana: Univerza v Ljubljani; 2004. Študentje, ki jim je bil mentor, so ga zelo cenili, čeprav jih je ponavadi spodbujal z izjemno veliko mero kritičnosti. Širina njegovega znanja pa ni bila omejena zgolj na področje zdravja in prehrane, temveč se je odlikovala tudi v obsežnem poznavanju gastronomije in kulinarike, kar je njegovemu dolgoletnemu delu dajalo še večjo prepoznavnost in veličino. Njegove prehranske teorije so bile velik strokovni napredek in so nemalokrat zamajale uhojene poti ter postavile osnovo za mnoge sistemske spremembe, ki smo jih uporabili v vsakdanjem življenju. Številna predavanja, na katera se je profesor Pokorn vselej odzval z veseljem, so vedno burila pričakovanja in zanimanje javnosti po novostih. Pri svojem delu je kazal odprtost do napredka sodobnega sveta in tako spodbujal, da smo v zadnjih letih v državi oblikovali sodobna prehranska priporočila, prilagojena potrebam in vsakodnevnim časovnim stiskam modernega človeka. Njegov prispevek je zato še posebno viden v sistemih organizirane javne prehrane, kjer je želel vplivati na boljšo, zlasti pa uravnoteženo prehranjevanje ljudi v najrazličnejših okoljih. Kot dolgoletni profesor na Medicinski fakulteti, Biotehniški fakulteti in Visoki šoli za zdravstvo, današnji Zdravstveni fakulteti Univerze v Ljubljani ter Medicinski fakulteti in Fakulteti za zdravstvene vede Univerze v Mariboru bo ostal v spominu kot sodelavec, prijatelj in kolega, ki je bil vselej pripravljen priskočiti na pomoč in nas spodbujati pri našem delu. Marjan Bilban, Cirila Hlastan-Ribič, Ivan Eržen, Lijana Zaletel-Kragelj Katedra za javno zdravje, Medicinska fakulteta, Univerza v Ljubljani, Zaloška 4, Ljubljana TRENDS IN PATIENTS' SATISFACTION WITH FAMILY PRACTICE IN SLOVENIA TRENDI V ZADOVOLJSTVU BOLNIKOV Z ZDRAVNIKOM DRUŽINSKE MEDICINE V SLOVENIJI Vlasta Vodopivec-Jamšek1, Janko Kersnik1, Igor [vab1 Prispelo: 18. 5. 2009 - Sprejeto: 3. 8. 2009 Original scientific article UDC 614.253.8 Abstract Objective: To compare patient's views on family pr^actice in Slovenia in 1998 and 2004. Methods: The EUROPEP instrument, consisting of 23 questions was used in both cross-sectional surveys. The first study was performed in 1998 including a sample of 36 family pr^actices and 2160 patients. The second study was conducted in 2004 on a sample of 31 practices and 930 patients. Results: The response rates wer^e 83,8% and 99,6%. Overall, patients' satisfaction has increased from 86,6 to 87,7 points on a 100-point scale (p = 0,034). Improvement is seen in all but four items. IMaking it easy to tell about their problems was evaluated with same mean score. Involving patients in decisions about their medical care and being able to speak to general practitioner on the telephone were evaluated lower, but non-significant. The only item that shows statistically significant decrease in the mean scores is getting through to the practice on the phone. By far the lowest satisfaction was reported with waiting in the waiting room in both surveys. The highest scores got in both surveys the confidentiality of medical records, and listening capacity of family doctors. Conclusion: The r^esults of our study provide a clear insight in the trends of satisfaction of family practice visitors in Slovenia. These trends ar^e positive but the results also identified possible areas for quality improvement, such as in the telephone accessibility, management of waiting time in the waiting room and doctor-patient communication skills Key words: family medicine, patient satisfaction, quality of care, Slovenia Izvirni znanstveni članek UDK 614.253.8 Izvle~ek Namen: Primerjava ravni zadovoljstva bolnikov z zdravniki družinske medicine v Sloveniji v letih 1998 in 2004. Metode: V dveh presečnih r^aziskavah je bil uporabljen EUROPEP vprašalnik s 23 vprašanji. V prvo raziskavo, izjedeno leta 1998, je bilo vključenih 36 ambulant družinskee medicine iz r^azličnih zdravstvenih ustanov in 2160 bolnikov. Druga raziskava, ki je potekala leta 2004, pa je v vzorec zajela 31 ambulant družinske medicine in 930 bolnikov. Rezultati: Na vprašalnike je odgovorilo 83,8 % bolnikov iz prve in 99,6 % iz druge r^aziskave. Povprečna skupna ocena zadovoljstva bolnikov se je dvignila s 86,6 na 87,7 točk na lestvici s 100 točkami (p = 0,034). Izboljšanje je opazno pri vseh, razen pri štirih vprašanjih. Vpr^ašanje: »Ali vam je zdravnik pomagal, da ste mu povedali o svojih težavah?« je dobilo enako dobro oceno. Vključevanje bolnika v odločanje o zdravljenju in možnost telefonskega pogovora z zdravnikom sta bili ocenjeni slabše, a statistično neznačilno. Možnost dobiti telefonsko zvezo z ambulanto je bilo edino ^pr^ašanje s statistično značilno slabšo oceno. V obeh raziskavah je najnižjo oceno dobilo čakanje v čakalnici. Najbolj so bolniki cenili zaupnost ravnanja s podatki in zdravnikovo pripravljenost, da jih posluša. Zaklju~ek: Rezultati naše raziskave jasno kažejo na pozitivne trende zadovoljstva z zdr^avniki družinske medicine 1University of Ljubljana, Medical Faculty, Department of Family Medicine, Poljanski nasip 58, 1000 Ljubljana, Slovenia Correspondence to: e-mail: vlasta.vodopivec@gmail.com pri obiskovalcih ambulant družinske medicine. Izsledki obeh študij pa so pokazali tudi na možna področja za izboljševanje kakovosti: izboljšanje telefonske dostopnosti ambulante, zmanjšanje čakanja v čakalnici in večiji poudarek veščinam sporazumevanja. Ključne besede: družinska medicina, zadovoljstvo bolnika, Slovenija 1 Introduction Family medicine is a key discipline of primary care and there are growing trends to address quality issues in it (1, 2). As improving the sensitivity of primary health care to patient's preferences is an important challenge in health care today, the role of patient in assessing quality of care has further evolved (3). Patients can offer valuable contributions to assessment of communication skills of the doctor and important views on the organisational aspects of care (4-7). Patients' compliance and satisfaction with care are positively influenced by effective communication (8). On the other hand, good management of primary health care is considered as a prerequisite for patients to receive the clinical care they need (9, 10). In the last decade, a validated instrument for measuring patient satisfaction was developed and used in many European countries, including Slovenia (11). In our country, disparities in patient satisfaction in ethnic minorities were found (12), but the results of the national study on patient satisfaction showed overall high patient satisfaction, which could be compared to other European countries (5, 6). Slovenia has a population of two million people and joined the EU in May 2004. It has transformed its health care system from the state run to a decentralised model in the last decade (13). The country had reformed its health care system adopting the following features of primary health care: family physicians keep patients lists, they have gate-keeping role and they are paid by mixed capitation - fee for service scheme. Due to EU regulations and recommendations vocational training in family medicine became mandatory in 2000. Under the umbrella of EU recommendations several initiatives are currently being undertaken to strengthen health promotion and prevention activities within primary health care. As a result a new national preventive program for adults that is directed mainly to cardiovascular prevention was introduced in 2001. We have been also witnessing a rapid academic growth of family medicine in the country and there is general belief that the quality of the health service provision is high (14). Despite many new challenges family medicine regained its importance in that period. On the other hand, the number of consultations per working day and the number of referrals is increasing, leading to shortening of the consultation time (15). The physicians are overwhelmed also by increasing bureaucracy and are more and more dissatisfied with the amount of time they can spend with patients (16). In some parts of Slovenia there is a shortage of the doctors and those have to see even more patients per working day and fill in more forms to maintain their incomes and satisfy health policy makers, who demand high availability of the services for the citizens. There is a growing belief that these changes have also affected patient satisfaction, regardless active efforts of the profession to improve quality of GP's work. Patients' evaluation of the family practice in our country was shown to be relatively high in the 1998 survey (17). We were thus interested to get insight if changes in last years have affected patients' views on care received in general practice. The aim of our study was therefore to compare practice attendees' views on family practice in 1998 and 2004 studies in Slovenia and to identify aspects for health care improvement. However, until now, there were no studies done that would evaluate trends in patient satisfaction with family practice in Slovenia. 2 Methods 2.1 Design and research population We made a comparison of two cross-sectional studies on the two samples of Slovene family practices attendees using the questionnaire for measuring patient satisfaction. The first study was undertaken as a part of EUROPEP (the European Task Force on Patients' Evaluation of General Practice) research and the second study as a part of EPA (European Practice Assessment) project. In both studies practice visitors were asked to evaluate family practice care, taking into account at least 12 months of their experiences with the practice under the study. The adult patients aged 18 or more without reading problems, able to understand the national language were approached and informed about the purpose, anonymity and possibility to refuse the participation in the studies. Patients' characteristics, like age, gender, number of contacts and history of chronic disease are presented in Table 1. stratified sample of urban and rural practices, single-handed, dual and group practices. After the visit, 930 self-administrated questionnaires were handed out by the family physicians or by the practice nurse. The questionnaires were distributed to 930 consecutive patients visiting family physicians from a convenience sample of 31 Slovenian family practices after a chosen starting day. Patients filled in the questionnaires in the waiting room and left them in the special box at the entrance. Table 1. Characteristics of responders in 1998 and 2004 studies. Tabela 1. Zna~ilnosti sodelujo~ih v r^aziskavah v 1998 in 2004. 1998 (n = 1809) 2004 (n = 926) Gender: male female 36% 64% 44.7% 55,3% Age groups: < 40 years 41 - 65 years >65 years 27,8% 51,6% 20,6% 39,5% 50,3% 10,2% Age average 50,9 45,8 No. of contacts with GP over the last 12 months 6,7 6,1 History of chronic disease 49,2% 46,3% The first study was performed in spring 1998 on a stratified sample of Slovene family practices. We used the common EUROPEP study protocol: 60 consecutive patients of 36 family practitioners in different practices in the country (18). The self-administered questionnaires were handed out by the doctors to 2160 consecutive patients after a visit to a family physician after a chosen starting day. A convenience sample of 36 family practices was selected according to the size of the population as urban or rural and according to the type of practice as group or single-handed. Patients in this study were asked to fill in the questionnaire at home and post it back in a prepaid and addressed envelope to the research institute. After 14 days they received a reminder. In the second study that was conducted in spring 2004 we used the common EPA study protocol: convenience sample of at least 30 practices per country and at least 30 consecutive patients per practice (19). We made a The study design in both investigations ensured participation of patients from public and private practices. The selection of practices and family physicians was made using national data on the location of practices, and the age and sex of the family physicians, so that physicians under both studies fairly good represent national situation. (20, 21) The ethical approvals for both studies were obtained from National Ethical Committee of Slovenia. 2.2 Instrument An internationally standardised and validated self-administrated instrument EUROPEP for patients' evaluations of family practice care was used in both surveys. The data set collected with questionnaire in both studies included patient demographic statistics, health characteristics, as well attitude and experiences with health care services. The instrument consists of 23 questions and covers two dimensions of care: clinical behaviour (communication, technical aspects and information giving) and organisation of care. The development and validation process of the instrument are described in details elsewhere (4). Patients were asked to evaluate scale following items on a five point Likert scale related to their practice with the extremes labelled "poor" and "excellent". The validity of the instrument was assured through explicit translation procedures using three forward and two backward translations of the original English version of the instrument. 2.3 Analysis Data were analysed using the Epi-info and SPSS (version 11) statistical package. We used a two-sample z-test in large samples to test the differences between the item means (22). 3 Results The response rate in the first study was 83,8% and in the second 99,6%. The respondents in the 2004 sample were with the average age of 45,8 years (sd = 14,5 years) younger than in the 1998 sample with the average of 50,9 years (sd = 15,4 years, p < 0,001) and there were more male patients in the 2004 sample (44,7% vs. 36%, p < 0,001). The patients in the 2004 study had less contacts (6,1 vs. 6,7 contact) with the GPs (p = 0,02) over the last 12 months and were less likely to have a history of chronic disease (46,3% vs. 49,2%, p = 0,01). Age, gender, number of contacts and presence of chronic condition did not predict any difference in patient satisfaction rate in 1998 sample and predicted 6% of variation in patient satisfaction rate in 2004. Mean patient satisfaction in 2004 sample with 87,7 (sd = 12,9; CI 86,6 - 88,7) was significantly higher (p = 0,034) than in 1998 sample 86,6 points (sd = 12,6; CI 85,9 - 87,4). The comparison of items' means of patients' satisfaction from both studies is shown in Table 2. There is a significant improvement in all but nine aspects. Making patients it easy to tell about their problems was evaluated with the same mean score. Slight improvement but not any statistical difference is seen in: interesting in patients' personal situation; helping to feel well so that they can perform normal daily activities; helping patients deal with emotional problems related to their health status; helping them understand the importance of following doctor's advice; preparing patients for what to expect from specialist or hospital care. The only item that shows statistically significant decrease in the mean scores is getting through to the practice on the phone. Aspects where slight but non-significant decrease was found were: involving patients in decisions about their medical care and being able to speak to GP on the phone. Waiting in the waiting room got lowest scores in both surveys. On the other hand the patients still valued most confidentiality of medical records, and listening capacity of doctors. When comparing the scores, one can also see that the biggest gains in scores were recorded for: helpfulness of the staff (other than the general practitioner), getting an appointment to suit patient and waiting time in the waiting room. 4 Discussion The study provides information on what patients expect and value in family medicine in Slovenia. The main strength of the study is that it is based on two large samples of practice attendees from family practices stratified to cover the country specifics and thus can be generalised to the whole population of family practice attendees. The study design from both studies ensured participation of the patients from different settings all over Slovenia, including: urban, rural practices, group and solo practices as well private and public practices. Use of the EUROPEP instrument, an internationally developed and validated instrument for patients' evaluations of family practice, in both studies, ensures accurate insight in the development of an important element of quality in family medicine in the country. Several factors should be taken into account when considering the generalisability of our results. Firstly, since we compare results from cross-sectional studies our findings should be regarded with circumspection. Secondly, family practitioners participated voluntarily in both surveys and may thus have been more interested and motivated than family practitioners in general which may, in turn, have resulted in more positive evaluations. Thirdly, as the study samples of patients weren't been selected randomly were therefore potentially not representative. Next, the questionnaires in both studies were handed out by the doctor or practice nurse, which may have given the staff the possibility of excluding some patients (e.g. those with the most negative attitudes) from the Table 2. Comparison of items' means of patients' satisfaction in 1998 and 2004. Tabela 2. Primerjava srednjih ocen postavk v raziskavah o zadovoljstvu bolnikov, opravljenih v 1998 in 2004. Item mean 1998 SD Item mean 2004 SD z p 1. Making you feel you had time during consultation? 4,43 0,70 4,49 0,670 2,18 0,03 2. Interest in your personal situation? 4,16 1,02 4,17 0,993 0,25 0,8 3. Making it easy for you to tell him or her about your problems? 4,35 0,85 4,35 0,849 0,00 1 4. Involving you in decisions about your medical care? 4,40 0,83 4,39 0,812 -0,30 0,7 5. Listening to you? 4,63 0,63 4,71 0,580 3,31 0,001 6. Keeping your records and data confidential? 4,74 0,52 4,81 0,454 3,63 0,001 7. Quick relief of your symptoms? 4,56 0,67 4,62 0,643 2,28 0,02 8. Helping to feel well so that you can perform normal daily activities? 4,54 0,67 4,56 0,656 0,75 0,4 9. Thoroughness? 4,48 0,73 4,57 0,668 3,23 0,001 10.Physical examination of you? 4,44 0,73 4,53 0,680 3,19 0,001 11.Offering you services for preventing diseases? 4,30 0,98 4,39 0,900 2,40 0,02 12.Explaining the purpose of tests and treatments? 4,43 0,76 4,53 0,734 3,33 0,001 13.Telling you what you wanted to know about your symptoms and/or illness? 4,52 0,72 4,58 0,644 2,21 0,03 14.Helping you deal with emotional problems related to your health status? 4,36 0,88 4,37 0,851 0,29 0,7 15.Helping you understand the importance of following his or her advice? 4,48 0,71 4,50 0,716 0,69 0,5 16.Knowing what s/he had done or told you during contacts? 4,43 0,75 4,50 0,732 2,35 0,02 17.Preparing you for what to expect from specialist or hospital care? 4,36 0,82 4,37 0,827 0,30 0,7 18.The helpfulness of the staff (other than the general practitioner)? 4,36 0,90 4,64 0,637 9,41 <0,001 19.Getting an appointment to suit you? 4,28 1,04 4,51 0,785 6,47 <0,001 20.Getting through to the practice on the phone? 4,61 0,73 4,48 0,798 -4,15 0,001 21.Being able to speak to the general practitioner on the telephone? 4,60 0,81 4,56 0,752 -1,28 0,2 22.Waiting time in the waiting room? 3,67 1,07 3,93 1,019 6,21 <0,001 23.Providing quick services for urgent health problems? 4,47 0,86 4,54 0,761 2,18 0,03 study and therefore presented a possible selection bias. One possible limitation of the study could be that patients were included when attending the surgery and frequent attendees (e.g. patients with chronic disease) were thus more likely to be included. This fact gave the possibility that opinion of patients who rarely visit these practices may be underrepresented. The same is true for patients who do not master the national language well. We obtained a high response rate in both surveys, minimizing the risk of selection bias due to dropout. One can argue that the very high response rate (99,6%) in the second study can be related to a slightly different method in collecting questionnaires. In the EUROPEP study the answers were posted back to the research institute while in the 2004 study the filled-in questionnaires were put in the sealed box in the waiting room. But in this way we probably received the answers even from those who otherwise would not like to participate because of time constrains. Compared with 1998 results, we received more questionnaires from men, younger patients and those who had fewer contacts with their family doctor. Regarding the data from literature, all those groups of patients are usually less satisfied with health care (7, 23, 24). The 2004 results present higher overall satisfaction scores in spite there were younger practice visitors, more men and more those with fewer contacts in the sample. This important finding adds to the reliability of the study. The study demonstrates that high rates of patient satisfaction in 1998 remained high also in 2004. There may be several explanations for these findings. The first may be that patient satisfaction in our country is a stable category, which is relatively immune to changes in the health policy. Professional organisations and the media have perceived restrictive policy changes from 1998 till 2004 as important, but they perhaps did not affect patient satisfaction, which may be more linked to a personal doctor-patient relationship. In the period we have examined, the role of a personal doctor was strengthened that worked towards improving patient satisfaction. The second explanation may be the improvements in the quality of family practice in the country during the process of accession to EU counteracted the negative effects of the health policy decisions on patient satisfaction. Probably the most interesting points to examine are the areas where patients perceive the biggest improvements. They all relate to organisational aspects of care and probably reflect the growing importance of management of family practices that was considered important after the health care reform. Management became a frequent topic in CME (continual medical education) meetings in recent years and an obligatory topic in the new vocational training for family physicians in the country (25). Nevertheless, patients still complain about the time spent waiting to see their doctor. Even we are witnessing lack of family doctors in almost all regions of the country and the average consultation time in doctor's office is among the lowest in Europe, doctors and practice managers should focus more on this field. The second survey has shown a decrease in patient's satisfaction with telephone access to the practice and their doctor. Telephone appointments can reduce patient's office visits and they have become increasingly popular in recent time (26, 27). Obviously, the practices have not adequately adapted to this challenge. One of the excuses is that telephone consultations are not recognised as a part of the contract with the payer. Among the highly rated items in both surveys were the confidentiality of medical records, and listening capacity of family doctors. Demands of the national insurance institutions to review patients records to remain in financial control, and the demands of different insurance companies to have access to patients' records are a great challenge to the confidentiality so highly prized by patients today. In spite of lack of time, family doctors appeared to be good listeners and focused on actual patient problems. The study also demonstrated that there is still space to improve doctor-patient communication. Probably even more efforts in postgraduate education and CME activities are needed in this area in the future years. 5 Conclusion The relatively high scores, after administering the questionnaire on patients' satisfaction with family medicine to practice attendees, observed in 1998 study even slightly increased in 2004 study. So, we may expect that results of our study provide a clear insight in the trends of satisfaction of family practice visitors in Slovenia. These trends are positive but the results also identified possible areas for quality improvement, such as in the telephone accessibility, management of waiting time in the waiting room and doctor-patient communication skills. Acknowledgements We would like to express our thanks to EUROPEP and EPA core groups, to all the doctors that have used the EUROPEP instrument in the practices and all the patients that have filled them in. The Ministry of Education, Science and Sport of Slovenia and Health Insurance Institute of Slovenia supported both studies. References 1. Starfield B. Is primary care essential? Lancet 1994; 344: 129-33. 2. Baker R, Wensing M, Gibis B. Improving the quality and performance of primary care. In: Saltman RB, Rico A, Boerma WGW, editors. Primary care in the driver's seat?: European Observatory on Health Systems and Policies Series; 2006. p. 203-26. Available from: http://www.euro.who.int/Document/ E87932.pdf 3. Donabedian A. The Lichfield Lecture - quality assurance in health care: consumers' role. Quality in Health Care 1992; 1: 247-51. 4. Grol R. Development and validation of an European standardised outcome instrument for patient evaluation of the quality of care in general practice. European Commission: Biomed 2 Concerted Action 1995. 5. Wensing M, Vedsted P, Kersnik J, Peersman W, Klingenberg A, Hearnshaw H, Hjortdahl P, Paulus D, Kuenzi B, Mendive J, Grol R. Patient satisfaction with availability of general practice: an international comparison. Int J Qual Health Care 2002; 14(2): 111-8. 6. Kersnik J. Patients'satisfaction with family practice: comparison between Europe and Slovenia. Zdrav Vestn 2000; 69(1): 5-10. 7. Kersnik J. Determinants of customer satisfaction with the health care system, with the possibility to choose a personal physician and with a family doctor in a transition country. Health Policy 2001; 57(2): 155-64. 8. Jung HP, Wensing M, Grol R. What makes a good general practitioner: do patients and doctors have different views? Br J Gen Pract 1997; 47: 805-9. 9. Donabedian A. Explorations in Quality Assessment and Monitoring. Volume I. The definition of quality and approaches to its assessment. Ann Arbor: Health Administration Press; 1980. 10. Starfield B. Primary Care. Concept, evaluation and policy. New York: Oxford University Press; 1992. 11. Grol R, Wensing M, Mainz J, Ferreira P, Hearnshaw H, Hjortdahl P et al. Patients' priorities with respect to general practice care: an international comparison. Fam Pract 1999; 16: 4-11. 12. Kersnik J, Ropret T: An evaluation of patient satisfaction in family practice patients with diverse ethnic backgrounds. Swiss Med Wkly 2002; 132: 121-4. 13. Svab I. Primary health care reform in Slovenia: first results. Soc Sci Med 1995; 41: 141-4. 14. Svab I, Bulc M. Academic medicine: what does an outsider have to offer? Croat Med J 2004; 35: 254-5. 15. Švab I, Petek Šter M, Kersnik J, Živčec Kalan G, Car J. A cross sectional study of performance of Slovene general practitioners. Zdrav Var 2005; 44: 183-92. 16. Govc-Erzen J, Selic-Amon M, Zmavc A, Veninsek-Kajba S, Rajtmajer M, Kolar M. How much time does a GP spend on administration? Zdrav Var 2004; 43: 111-6. 17. Kersnik J. An evaluation of patient satisfaction with family practice care in Slovenia. Int J Qual Health Care. 2000 Apr;12(2):143-7. 18. Grol R, Wensing M, Mainz J, Jung HP, Ferreira P, Hearnshaw H et al. European Task Force on Patient Evaluations of General Practice Care (EUROPEP). Patients in Europe evaluate general practice care: an international comparison. Br J Gen Pract 2000; 50(460):882-7. 19. Engels Y, Dautzenberg M, Campbell S, Broge B, Boffin N, Marshall M et al. Testing a European set of indicators for the evaluation of the management of primary care practices. Fam Pract 2006;23(1):137-47. 20. Health statistical manual 1997. (Slovene) Zdrav Vars 1998; 37(Suppl.1): 338. 21. Health statistics year book 2003. Ljubljana: Inštitut za varovanje zdravja, 2004: 291. 22. Campbell MJ, Machin D. Medical statistics. A commonsense approach. Second edition. John Wiley&sons, New York; 1994. 23. Hall JA, Dornan MC. Patient sociodemographic characteristics as predictors of satisfaction with medical care: a metaanalysis. Soc Sci Med 1990; 30: 811-8. 24. Baker R. Characteristics of practices, general practitioners and patients related to levels of patients' satisfaction with consultations. Br J Gen Pract 1996; 46: 601-5. 25. Bulc M, Švab I, Rotar Palvič D, Kolšek M. Specialist training of Slovene family physicians. Eur J Gen Pract 2006;12(3) 128-32. 26. Toon PD. Using telephones in primary care. BMJ 2002; 324 1230-1. 27. Car J, Sheikh A. Telephone consultations. BMJ 2003; 326 966-9. UČINKOVITOST PROGRAMA "SPODBUJAJMO NEKAJENJE'' PRI PRVI GENERACIJI SLOVENSKIH OSNOVNOŠOLCEV EFFECTIVENESS OF PRIMARY SCHOOL-BASED PROGRAMME "LET'S PROMOTE NONSMOKING" IN FIRST GENERATION OF SLOVENE PUPILS Helena Koprivnikar1 Prispelo: 24. 3. 2009 - Sprejeto: 3. 8. 2009 Izvirni znanstveni članek UDK 613.84 Izvle~ek Izhodi{~a: Namen raziskave je oceniti učinkovitost programa "Spodbujajmo nekajenje" v slovenskih osnovnih šolah s prikazom učinkov programa na znanje in stališča o tobaku ter kadilske navade mladostnikov. Metode: Primerjali smo znanje in stališča o tobaku in njegovi škodljivosti za zdravje ter različne vidikee kadilskega vedenja med osnovnošolci, ki so bili deležni šestletnega programa spodbujanja nekajenja, in osnovnošolci, ki v tovrsten program niso bili vključeni. V raziskavi je bilo s pomočjo vprašalnika anketiranih 1.055 učencev v starosti 14 do 16 let iz 20 osnovnih šol iz različnih predelov Slovenije, od tega 560 iz osnovnih šol, kjer izvajajo program, in 495 iz osnovnih šol, kjer programa niso izvajali. Raziskava je bila izvedena v obdobju maj do junij 2006. Rezultati: V naši raziskavi smo zabeležili ugodne učinke programa na znanje, stališča in kadilsko vedenje osnovnošolcev. Program je pomembno povečal celokupno raven znanja pri mladostnikih obeh spolov, pomembno vplival na stališča pri dekletih, pri fantih in na delež tistih, ki niso kadili. Pomembnih razlik v drugih vidikih kadilskega vedenja nismo zabeležili. Zaklju~ki: Programi preprečevanja kajenja v šolah so eden od učinkovitih ukrepov za zmanjševanje ^abe tobaka med mladimi. Program "Spodbujajmo nekajenje" izkazuje ugodne učinke na znanje, stališča in kadilske navade osnovnošolcev. Rezultati naše raziskave in podatki iz tuje strokovne literature podpirajo nadaljevanje izvajanja pa tudi prenovo oziroma dopolnitve programa "Spodbujajmo nekajenje". Ključne besede: kajenje, šole, otroci, adolescenti, mladostniki Original scientific article UDC 613.84 Abstract Aim: The aim of the study was to estimate effectiveness of the primary school-based programme "Let's Promote Nonsmoking'' with describing its effects on knowledge and attitudes about tobacco and also smoking behaviour of youth. Methods: We compared knowledge and attitudes about tobacco and health consequences of tobacco use and also different measures of smoking behaviour between primary school pupils, who were participating in nonsmoking promotion programme of six yea^rs duration and primary school pupils, who were not participating in the programme. In our study we used a questionnaire and surveyed 1.055 pupils aged 14 to 16 from 20 primary schools from different parts of Slovenia, 560 were from primary schools in which the programme was implemented and 495 from primary schools without the programme. The study was carried out during the period from May to June 2006. Results: We demonstrated positive effects of the programme on knowledge, attitudes and smoking behaviour of primary school pupils. The programe sigificantly increased the overall knowledge in youth of both genders, 1Inštitut za varovanje zdravja Republike Slovenije, Trubarjeva 2, 1000 Ljubljana Kontaktni naslov: e-pošta: helena.koprivnikar@ivz-rs.si significantly increased attitudes against tobacco in girls and share of never smokers in boys. We have not demonstrated significant changes in other measures of youth smoking behaviour. Conclusions: School-based smoking prevention programmes are one of the effective measures for decreasing tobacco use among youth. Programme "Let's Promote Nonsmoking" also demonstrates positive effects on l^nowledge, attitudes and smoking behaviour of primary school pupils. Results of our study and data from foreign scientific literature support continued implementation and also renovation and updating of the programme "Let's Promote Nonsmoking". Key words: smoking, schools, children, adolescents, youth 1 Uvod Programi preprečevanja kajenja v šolah so eden od ukrepov za preprečevanje in zmanjševanje rabe tobaka med mladostniki in ostale poznane in učinkovite ukrepe z istim ciljem podpirajo ter dopolnjujejo in obratno (1 -5). V zadnjih desetletjih je bilo šolsko okolje v središču dejavnosti za zmanjševanje kajenja med mladostniki zaradi možnega dostopa do velikega števila otrok in mladostnikov in prileganja vsebine ciljem izobraževanja v šolah. Programi preprečevanja kajenja v šolah so učinkoviti (1,6-15). Na kadilske navade tovrstni programi po obstoječih podatkih učinkujejo zmerno in kratkoročno (1,3,6,8-13,15). O dolgoročnih učinkih je zaenkrat na voljo premalo raziskav, rezultati obstoječih raziskav pa so nedosledni (1,6,8,12,13,14). Ne glede na to, da nekatere raziskave kažejo, da se učinki programov s časom zmanjšujejo, pa vendarle obstajajo dokazi, da intenzivnejši in kompleksnejši programi lahko učinkujejo vse tja do konca srednje šole (1,6). Programe preprečevanja kajenja v šolskem okolju delimo v več različnih skupin (6,8,9,), med njimi so glede na obstoječe dokaze najučinkovitejši programi t.i. ''družbenih vplivov'' (1,3,6,8,10,14,15), pa tudi kombinirani programi t.i. ''družbene usposobljenosti'' oziroma ''družbenih vplivov'' (6,8,9). Programi t.i. družbene usposobljenosti uporabljajo kognitivno-vedenjske veščine (učenje, demonstracije, ponavljanje, povratne informacije, delo zunaj razreda, torej doma v obliki domačih nalog in obveznosti) in učijo splošne osebne in družbene veščine, kot so postavljanje ciljev, reševanje problemov, odločanje in tudi veščine za upiranje vplivom medijev in drugih oseb, za izboljšanje samopodobe, za obvladovanje stresa in tesnobe, za povečanje samozavesti ipd. Programi t.i. "družbenih vplivov'' uporabljajo normativno (usmerjevalno) učenje in učenje veščin za upiranje kajenju. Vključujejo popravljanje mladostnikovega precenjevanja kajenja med odraslimi in vrstniki, prepoznavanje visoko tveganih situacij, povečanje osveščenosti o vplivu medijev, vrstnikov in družine, učenje in urjenje odklanjanja oziroma zavrnitve in javno zavezanost k nekajenju (6,8,9). V Sloveniji približno 40 % slovenskih osnovnih šol izvaja program "Spodbujajmo nekajenje''. Drugi programi in dejavnosti, ki jih izvajajo osnovne šole, so zelo raznoliki in se izvajajo v znatno manjšem številu osnovnih šol (16). Program "Spodbujajmo nekajenje'' so pripravili strokovnjaki Inštituta za varovanje zdravja RS in Društva pljučnih bolnikov in je bil prvi tovrstni program v Sloveniji. Cilji programa so povečati znanje in oblikovati pozitivna stališča do zdravih navad in nekajenja oziroma spodbuditi negativno stališče do kajenja, zvišati starost ob iniciaciji kajenja, vplivati na pozitivno samopodobo nekadilca, učence opozoriti na kritične trenutke za odločanje o kajenju in jih naučiti, da jih prepoznavajo, ter se nanje ustrezno odzivajo. Program poteka od 4. do 9. razreda devetletke, torej 6 let in sicer 7-krat po 1 šolsko uro na teden. Vsako leto je posvečeno različnim temam, prilagojene pa so starosti učencev. Za izvajanje programa se bodoči izvajalci izobrazijo v enodnevnem izobraževanju (17). Program "Spodbujajmo nekajenje'' bi glede na njegove značilnosti lahko uvrstili med programe t.i. "družbenih vplivov'', glede na nekatere značilnosti programa pa morda tudi med kombinirane programe t.i. "družbene usposobljenosti'' oziroma "družbenih vplivov''. V program se je v prvem letu izvajanja, to je v šolskem letu 2000/01, vključilo 11 osnovnih šol. Sodelujoče šole so bile obenem vključene tudi v projekt ''Zdrave šole''. Prva generacija mladih v osnovnih šolah, ki so pričele z izvajanjem programa leta 2000, je s programom zaključila leta 2006. Natančnih in strogih vrednotenj učinkovitosti programov spodbujanja nekajenja oziroma preprečevanja kajenja v šolah v Sloveniji nimamo. Dve tretjini osnovnih šol sicer na različne načine ocenjuje učinkovitost izvajanja tovrstnih vsebin, vendar to niso natančne in stroge ocene, iz katerih bi lahko črpali podatke o učinkovitosti programov in dejavnosti (16). Ob uvajanju programa "Spodbujajmo nekajenje'' v slovenske osnovne šole ni bilo načrtovano spremljanje kadilskih navad pri učencih, vključenih v program, prav tako ne primerjava znanja, stališč in kadilskih navad z učenci iz šol, kjer programa niso izvajali. Načrtovano in izvedeno je bilo spremljanje znanja in stališč pri posameznih učencih ob napredovanju skozi program. Za grobo oceno učinkovitosti programa "Spodbujajmo nekajenje'', ki bi vključevala tako kadilske navade kot tudi znanje in stališča v primerjavi z okoljem brez programa, smo se zato odločili naknadno, ob zavedanju vseh pomanjkljivosti, ki jih tak pristop prinaša. Namen raziskave je oceniti učinkovitost osnovnošolskega programa preprečevanja kajenja "Spodbujajmo nekajenje'' pri prvi generaciji osnovnošolcev, ki je pričela s programom v šolskem letu 2000/01 in zaključila šestletni program v šolskem letu 2005/06. Ocena učinkovitosti programa je izvedena v času ob zaključku programa s pomočjo primerjave znanja in stališč o tobaku in njegovi škodljivosti ter kadilskega vedenja med osnovnošolci, ki so bili deleženi šestletnega preprečevalnega programa, in osnovnošolci, ki v tovrstni program niso bili vključeni. Osnovni cilji raziskave so ugotoviti, ali obstajajo razlike med znanjem in stališči o tobaku ter razlike med kadilskimi navadami (opredelimo z deležem trenutnih kadilcev (dnevnih, tedenskih), nikoli kadilcev, trenutnih nekadilcev, starostjo ob prvem poizkusu kajenja, količino pokajenih cigaret v zadnjih 30 dneh in z namero za kajenje v prihodnosti) med osnovnošolci zadnjega razreda osnovnih šol, ki izvajajo program, in osnovnih šol, ki programa ne izvajajo. 2 Opazovanci in metode Učinkovitost programa smo vrednotili s primerjavo znanja, stališč in kadilskih navad osnovnošolcev iz šol, kjer so program izvajali, in šol brez programa. Preiskovana populacija so učenci in učenke zadnjih razredov devetletke in osemletke v starosti od 14 do 16 let. V skupino šol, kjer so program izvajali, je bilo vključenih 10 osnovnih šol, v katerih so v šolskem letu 2000/01 začeli z izvajanjem programa "Spodbujajmo nekajenje''. V primerjalno skupino je bilo vključenih 10 osnovnih šol, ki programa "Spodbujajmo nekajenje'' ali podobnega dolgoročnega programa niso izvajale in so bile izbrane kot par posamezni osnovni šoli iz prve skupine na osnovi treh meril: ista zdravstvena regija, podobno okolje (mestno, primestno, vaško) in podobna velikost šole glede na število učencev. Raziskava je presečna epidemiološka raziskava. Izvedena je bila s pomočjo anketnega vprašalnika, ki je vseboval 46 vprašanj o starosti in spolu anketiranca, kadilskih navadah anketiranca, kadilskih navadah staršev, sorojencev in prijateljev, kadilskih namerah anketiranca v prihodnosti, pravilih glede kajenja in izvajanju pravil v šoli, ki jo obiskuje anketiranec, ter vprašanja in trditve o znanju in stališčih anketiranca. Vprašanja in trditve o znanju so vsebovale izbrana področja o škodljivostih aktivnega in pasivnega kajenja, razširjenosti kajenja, zasvojenosti in umrljivosti zaradi kajenja. Anketiranci so pri trditvah ocenjevali njihovo resničnost (5-stopenjska lestvica). Trditve o stališčih so vsebovale izbrana področja o privlačnosti in koristih kajenja oziroma nekajenja ter o pomenu zavračanja cigarete oziroma kajenja za druženje z vrstniki. Anketiranci so pri teh trditvah ocenjevali, koliko se z njimi strinjajo (5-stopenjska lestvica). Vprašalnik je bil prej pilotsko preizkušen na manjši skupini osnovnošolcev podobne starosti. Za izvedbo raziskave na posamezni šoli smo se dogovorili z izbranim šolskim delavcem in jim posredovali navodila za izvedbo. Šolski delavec je v razredu učence obvestil o raziskavi in razdelil vprašalnike, ki so jih učenci nato izpolnili. Učenci so vprašalnike izpolnjevali anonimno, brez vpisovanja osebnih podatkov. Izpolnjene vprašalnike so vložili v kuverto in jo zalepljeno oddali predstavniku šolske svetovalne službe oziroma učitelju. Sodelovanje v raziskavi je bilo prostovoljno. Anketiranje je potekalo od konca maja do konca junija 2006. Za analizo pridobljenih podatkov smo poleg opisnih statističnih metod uporabili bivariatne metode: za opisne spremenljivke test hi-kvadrat, za številske spremenljivke pa neparametrične teste, saj številske spremenljivke niso bile normalno porazdeljene. Analizo podatkov smo izvedli v programu SPSS 11.0. V nadaljevanju članka povsod, kjer posebej ne omenjamo spola, navajamo podatke za oba spola in sicer z navedbo samostalnika moškega spola. Rezultate raziskave smo želeli primerjati s podatki iz strokovne literature. V bazi PubMed smo poiskali pregledne članke, poročila, metaanalize in posamezne raziskave o učinkovitosti programov za preprečevanje kajenja v šolah. Izbrali smo primerjalne raziskave učinkovitosti šolskih programov za preprečevanje kajenja, kjer so bili posamezni študenti, razredi, šole ali šolska okrožja po procesu randomizacije vključeni v eksperimentalno ali primerjalno skupino, in pri katerih so bili zbrani podatki o kadilskem vedenju pred izvajanjem programa in spremljani do zaključka raziskave in vsaj 6 mesecev po zaključku ukrepa. Izbrane so bile raziskave pri mladih v starosti med 6 in 18 leti, v nekaterih primerih je bila starost ob zadnjem spremljanju več kot 18 let. Izbrane raziskave so ocenjevale učinkovitost programov za preprečevanje kajenja ali širše, to je preprečevanje rabe psihoaktivnih drog med mladostniki, vključno s tobakom. Upoštevane so bile primerjalne raziskave iz obdobja zadnjih 15 let, ki so ocenjevale učinkovitost t. i. programov "družbenega vpliva'' ali kombiniranih programov t. i. "družbene usposobljenosti" in t. i. "družbenega vpliva''. 3 Rezultati V končni analizi je bilo upoštevanih skupno 1.055 izpolnjenih vprašalnikov učencev v starosti 14 do 16 let, od tega 560 iz osnovnih šol, kjer izvajajo program SN, in 495 iz primerjalne skupine. Anketiranci iz obeh skupin se ne razlikujejo statistično značilno po spolu ali starosti. Porazdelitev vzorca, po starosti, in spolu je prikazana v Tabeli 1. Na začetek kajenja pri mladostniku med drugim pomembno vplivajo kadilske navade staršev, bratov in sester ter vrstnikov (6,18). Med obema primerjanima skupinama v tem oziru ni bilo statistično značilnih razlik. Celokupna ocena znanja se je statistično značilno razlikovala med anketiranci iz obeh primerjanih skupin in je bila statistično značilno višja med osnovnošolci iz osnovnih šol, kjer so izvajali program (x2 je bil značilen pri p=0,015). Pri tem nismo zabeležili razlik glede na spol. Program pa ni vplival na oceno deleža kadilcev med odraslimi in vrstniki. Anketirance smo zaprosili, naj ocenijo, kolikšen je okvirno delež kadilcev med mladimi njihove starosti. Ponudili smo jim odgovore, ki so zajemali deset odstotnih točk razlike za posamezen odgovor in sicer v razponu od 0 % do 100 %. Pravilni odgovor smo umestili med 21 - 30 %, kajti raziskava "Obnašanje v zvezi z zdravjem v šolskem okolju'' iz leta 2002 kaže, da je v starosti 15 let kadilo 22,4 % anketiranih (19). Razlike v oceni deleža kadilcev med mladimi v obeh skupinah anketirancev so prikazane v Tabeli 2. Tabela 1. Porazdelitev anketirancev po starosti in spolu (Raziskava o učinkovitosti osnovnošolskega programa "Spodbujajmo nekajenje" na prvi generaciji slovenskih osnovnošolcev, 2006). Table 1. Study participants by age and sex (Effectiveness of primary-school based programme "Let's Promote Nonsmoking'' in first generation of Slovene pupils, 2006). Osnovne šole, ki izvajajo program / Primary schools with the programme Osnovne šole, ki ne izvajajo programa / Primary schools without the programme p* Skupaj / Total Starost / Age Skupaj / Total 560 495 0,996 1.055 14 322 (57,5 %) 285 (57,6 %) 607 (57,5 %) 15 232 (41,4 %) 204 (41,2 %) 436 (41,3 %) 16 6 ( 1,1 %) 6 (1,1 %) 12 (1,1 %) Spol Skupaj / Total 560 494 0,480 1.054 Fantje / Boys 257(45,9 %) 216 (43,7 %) 473 (44,9 %) Dekleta / Girls 303(54,1 %) 278 (56,3 %) 581 (55,1 %) Tabela 2. Ocena deleža kadilcev med mladimi pri anketirancih iz OŠ, kjer program izvajajo, in OŠ, kjer programa ne izvajajo, ter skupno (Raziskava o u~inkovitosti osnovnošolskega programa za prepre~evanje kajenja "Spodbujajmo nekajenje" na prvi generaciji slovenskih osnovnošolcev, 2006). Table 2. Estimation of smoking prevalence among peers by participants in total and separately from primary schools with the programme and primary schools without the programme (Effectiveness of primary-school based programme "Let's Promote Nonsmoking" in first generation of Slovene pupils, 2006). Osnovne šole, ki izvajajo program / Primary schools with the programme Osnovne šole, ki ne izvajajo programa / Primary schools without the programme p* Skupaj / Total Ocena deleža kadilcev med mladimi / Estimation of smoking prevalence among peers Skupaj / Total 546 490 0,173 (X2) 1.036 0-20 % - podcenjevanje /underestimation 74 (13,6 %) 52 (10,6 %) 126 (12,2 %) 21-30 % - pravilna ocena / right estimation 78 (14,3 %) 60 (12,2 %) 138 (13,3 %) 31 % in več - precenjevanje / overestimation 394 (72,2 %) 378 (77,1 %) 772 (74,5 %) Večina anketirancev izkazuje stališča, ki niso naklonjena rabi tobaka. Okoli 70 % vseh anketirancev skupno pri več kot polovici trditev izkazuje stališča, uperjena proti rabi tobaka, polovica pa pri skoraj vseh trditvah. Med primerjanima skupinama anketirancev nismo zasledili statistično značilnih razlik v stališčih celokupno, smo pa zabeležili statistično značilno razliko v stališčih celokupno pri dekletih. Dekleta iz šol, kjer izvajajo program "Spodbujajmo nekajenje'', so v svojih stališčih glede rabe tobaka močneje usmerjena proti rabi tobaka kot dekleta iz osnovnih šol, kjer programa ne izvajajo (x2 je bil značilen pri p=0,025). Pri kadilskih navadah obeh skupin smo zabeležili statistično značilne razlike v deležu tistih, ki nikoli niso kadili, torej tistih, ki ne navajajo poskusa kajenja v preteklosti. Med anketiranci iz osnovnih šol, kjer so program izvajali, je nikoli kadilcev statistično značilno več kot med anketiranci v primerjalni skupini (x2 je bil značilen pri p=0,030). Po analizi podatkov po spolu se statistično značilna razlika pokaže pri fantih (x2 je bil značilen pri p=0,029). Pri dekletih statistično značilne razlike ni. Podatki so prikazani v Tabeli 3. Drugih statistično značilnih razlik med kadilskimi navadami anketirancev iz obeh skupin nismo zaznali. 4 Razpravljanje V raziskavi smo zabeležili ugodne učinke programa na znanje o tobaku in njegovi škodljivosti za zdravje, na stališča do tobaka in kadilsko vedenje osnovnošolcev. Učenci iz osnovnih šol, kjer so izvajali program "Spodbujajmo nekajenje", so imeli statistično značilno višjo oceno znanja o značilnostih in škodljivosti rabe tobaka. Program je povečal delež tistih, ki so pravilno odgovarjali na določene trditve, vendar predvsem na tiste, ki jih že sicer skupno pravilno ovrednoti večina anketiranih. Znanje mladostnikov je slabše na področju Tabela 3. Poskus kajenja v preteklosti skupno in po spolu pri učencih iz OŠ, kjer program izvajajo in OŠ, kjer programa ne izvajajo (Raziskava o učinkovitosti osnovnošolskega programa za preprečevanje kajenja "Spodbujajmo nekajenje" na prvi generaciji slovenskih osnovnošolcev, 2006). Table 3. Smoking experience in the past in total and by sex in participants in total and separately from primary schools with the programme and primary schools without the programme (Effectiveness of primary-school based programme "Let's Promote Nonsmoking" in first generation of Slovene pupils, 2006). Osnovne šole, ki Osnovne šole, ki ne izvajajo p* Skupaj / Total izvajajo program / Primary schools with the programa / Primary schools without programme the programme Poizkus kajenja v preteklosti / Smoking experience in the past Skupaj 559 494 0,030 (X2) 1.053 Da / Yes 231 (41,3 %) 237 (48,0 %) 468 (44,4 %) Ne / No 328 (58,7 %) 257 (52,0 %) 585 (55,6 %) Poizkus kajenja v preteklosti po spolu / Smoking experience in the past by age Fantje / Boys 256 215 0,029 (X2) 471 Da / Yes 104 (40,6 %) 109 (50,7 %) 213 (45,2 %) Ne / No 152 (59,4 %) 106 (49,3 %) 258 (54,8 %) Dekleta / Girls 303 278 0,316 (X2) 581 Da / Yes 127 (41,9 %) 128 (46,0 %) 255 (43,9 %) Ne / No 176 (58,1 %) 150 (54,0 %) 326 (56,1 %) razširjenosti kajenja in posledicah kajenja za javno zdravje ter o vplivu kajenja na stres. Poseben poudarek je potrebno usmeriti na zmanjševanje precenjevanja deleža kadilcev med vrstniki in odraslimi, na kar program ni vplival, saj podatki kažejo, da tisti, ki deleže kadilcev najbolj precenjujejo, najverjetneje postanejo kadilci tudi sami (1,18). Ugodni učinki programa "'Spodbujajmo nekajenje'' na znanje učencev, ki so bili deležni programa, so v skladu z ugotovitvami iz strokovne literature, (6,10,2026), niso pa v skladu z ugotovitvami o učinkih tovrstnih programov na oceno deleža kadilcev med vrstniki in/ali odraslimi (11,20,23). Pri anketiranih mladostnikih so do neke mere trdno zasidrana stališča proti tobaku in kajenju, saj kar polovica anketirancev podpira skoraj vsa v raziskavi uporabljena stališča v smislu proti rabi tobaka. Med primerjanima skupinama nismo zasledili statistično značilnih razlik v stališčih, zasledili pa smo jih pri dekletih iz obeh primerjanih skupin v prid programu. Zakaj je program učinkoval samo pri dekletih, ni razvidno, vendar pa bo potrebno razmisliti o tem, kako dodelati program s ciljem, da bo učinkoval pri obeh spolih. Izbrane raziskave iz tujine o učinkih tovrstnih programov na stališča poročajo redko, rezultati pa niso dosledni, zato so primerjave otežene (20,21,23,24,26,27). Pri kadilskih navadah smo med primerjanima skupinama zabeležili statistično značilne razlike v deležu tistih, ki nikoli niso kadili, katerih je bilo statistično značilno več v šolah, kjer so program izvajali in sicer pri fantih. Večina raziskav iz tujine prikazuje pozitivne učinke programov na kadilske navade mladih (20-23,2842), obstaja pa jih tudi precej, ki tovrstnih učinkov niso prikazale (24,27,43-47). Raziskave v tujini najpogosteje kot merilo učinkovitosti programov uporabljajo prav različne vidike kadilskega vedenja pri mladih. Raziskave so prikazale statistično značilne ugodne učinke programov t.i. "družbenih vplivov'' in kombiniranih programov t.i. "družbene usposobljenosti'' in t.i. "družbenega vpliva'' običajno na enega od kadilskih izidov, npr. na prevalenco kajenja (22,40,41,42), pogostost kajenja (20,31,39), redno kajenje (21,33,37,38,41), poskuse kajenja (21,23,28,29,36,37,38,42), kajenje v preteklem mesecu (23,28,30,32,34,35) in preteklem tednu (28,30,32,34,36) ter število pokajenih cigaret (20,31,41). Primerjave so otežene zaradi raznolikosti spremljanih izidov med raziskavami. Rezultati naše raziskave so v grobem v skladu z rezultati večine navedenih raziskav, saj prikazujejo statistično značilen učinek programa na enega od izidov kadilskega vedenja. V raziskavi smo prikazali, da je program dosegel številne cilje, ki si jih je zastavil na začetku, tako povečanje znanja, spodbujanje negativnih stališč do kajenja, spodbujanje pozitivnih stališč do nekajenja, obenem pa je še posebej spodbudno, da je tudi zmanjšal poskuse kajenja med tistimi, ki so bili deležni programa. Po dostopnih podatkih v Sloveniji do sedaj ni bila opravljena podobna raziskava vrednotenja večletnega programa preprečevanja rabe tobaka v osnovnih šolah in je naša raziskava prva tovrstna. Podatki o učinkovitosti programa, ki smo jih prikazali v raziskavi, so osnova za zagovor nadaljnjega izvajanja programa, obenem pa raziskava ponuja tudi obilo podatkov za izboljšanje in dopolnitve oziroma prenovo programa. Raziskava je bila zasnovana tik pred koncem izvajanja programa pri prvi generaciji osnovnošolcev. V raziskavi torej nismo mogli pridobiti podatkov o obeh primerjanih skupinah na začetku izvajanja programa. Nimamo podatkov o kadilskem vedenju v raziskavo vključenih učencev, njihovih staršev, sorojencev in vrstnikov pred pričetkom izvajanja programa. Prav tako v raziskavo niso bile vključene šole, izbrane naključno. Zato je potrebno rezultate razlagati v luči možne pristranosti izbora. V vseh letih izvajanja programa nismo spremljali kakovosti izvedbe, časa namenjenega programu in sledenja načrtu izvedbe programa, da bi lahko zaznali morebitne razlike v izvedbi programa, ki po naših predvidevanjih obstajajo in bi lahko spremenile pridobljene rezultate v katero koli smer. Po mnenju tujih avtorjev med učitelji obstaja tendenca k prilagajanju programov v skladu z zahtevami učnega načrta in drugimi zahtevami šole (48). Prav tako nimamo na voljo natančnejših podatkov o obsegu izvajanja dejavnosti za preprečevanje kajenja v šolah iz primerjalne skupine. Manjša kakovost, krajše trajanje izvajanja programa in vsebinske spremembe v programu v osnovnih šolah, ki izvajajo program, ter obsežne preprečevalne dejavnosti v šolah v primerjalni skupini, bi lahko navidezno zmanjšale učinke programa (pristranost zaradi motečih dejavnikov). Raziskava spremlja učence le takoj po končani izvedbi programa, to je konec osnovne šole, kasneje pa ne. To pa po strožjih merilih ne zadošča niti za uvrstitev med raziskave kratkoročnih učinkov programa, kamor sodijo tiste raziskave, ki spremljajo učinke programa vsaj še 6 mesecev po zaključku ukrepanja (8). Spremljanje anketirancev po prehodu na srednjo šolo je povezano s številnimi ovirami, tudi finančnimi, in se za tovrstno spremljanje tokrat nismo odločili. Program "Spodbujajmo nekajenje'' se izvaja šest šolskih let, kar je precej več kot večina ocenjevanih programov v raziskavah kratkoročnih učinkov, ki trajajo običajno od 1 do 3 šolska leta, lahko manj, redkeje pa dalj (20,21,22,24,27,28-41,43-47), zato kljub temu menimo, da raziskavo lahko primerjamo z raziskavami kratkoročnih učinkov šolskih programov za preprečevanje kajenja. V raziskavi smo analizirali individualne podatke in pri analizi nismo upoštevali povezav med posameznimi skupinami, kot so razredi, šole oziroma druge skupine, kar bi lahko privedlo do povečanja napake tipa 1 oziroma precenjevanja učinkov programa (69). Raziskave učinkovitosti programov preprečevanja kajenja v šolah zaradi značilnosti skupin zahtevajo drugačen pristop, načrt in modele analize kot običajne primerjalne randomizirane raziskave (48-52). Vendar pa posamezni avtorji ugotavljajo, da so sicer skupine lahko pomembne pri primerjalnih raziskavah ukrepov v lokalni skupnosti, medtem ko imajo le minimalen učinek pri tovrstnih raziskavah v šolskem okolju (2,31). Malo verjetno je, da bi na rezultate vplival izpad iz skupine učencev na programu ali prehajanje učencev iz šol s programom v šole brez oziroma obratno. Predvidevamo, da je v osnovnošolskem okolju takih prehodov ali pa izstopov iz šol le malo in da se ne razlikujejo pomembno med obema skupinama. Prav tako predvidevamo, da ne more biti bistvenih razlik med obema skupinama v tem, koliko je bilo učencev, ki niso bili prisotni v šoli na dan anketiranja. Vpliv pristranosti zaradi izgube iz sledenja je tako po naši oceni malo verjeten, pristranost napačne razvrstitve pa bi lahko imela večji vpliv. Morda so nekateri učenci zavestno podajali napačne informacije o svojem kadilskem statusu, vendar pa ocenjujemo, da je malo verjetno, da bi se obseg zavestno napačnih odgovorov razlikoval med skupino v programu in primerjalno skupino, razen v primeru, da bi se učenci iz šol s programom, ki so obenem tudi t.i. "Zdrave šole'', počutili bolj obvezane, da navajajo nekajenje, kar bi lahko vodilo v precenjevanje učinkov programa. Vprašalnik po naših predvidevanjih ne bi smel vplivati na obseg napačnih odgovorov, saj je bil enostaven pri kadilskih navadah, razumljiv, vprašanja so bila standardna in je bil predhodno stestiran. Raziskava "Z zdravjem povezano vedenje v šolskem okolju'' iz leta 2006 beleži med 15-letniki 54,2 % takih, ki so že kadarkoli poskusili kaditi (57), v naši raziskavi pa beležimo 44,4 % delež. V raziskavi iz leta 2006 je vsaj enkrat na teden ali pogosteje kadilo 18 % vseh 15-letnikov (57), v naši raziskavi pa je bilo takih 7,6 % V naši raziskavi je bila povprečna starost anketirancev nekaj manj kot 14,5 leta (v obeh skupinah). V naši raziskavi smo torej prikazali nižje deleže tistih, ki so kadarkoli poskusili kaditi, predvsem pa nižje deleže tistih, ki kadijo vsaj enkrat na teden ali pogosteje, kar lahko delno razložimo z razliko v starosti, ki znaša približno pol leta. Morda je razlog tudi v tem, da smo se v naši raziskavi osredotočili na kajenje in so se morda učenci počutili bolj izpostavljene v tem smislu, kot pri zgoraj omenjeni raziskavi (57), kjer so preverjali različno vedenje, povezano z zdravjem. Metodologija izvajanja obeh raziskav je bila sicer podobna. Zavedamo se, da obstajajo številne pristranosti in drugi dejavniki pri zasnovi raziskave, ki bi lahko vplivali na rezultate raziskave v katerokoli smer. Raziskava pa nam vendarle omogoča grob vpogled v učinkovitost najbolj razširjenega osnovnošolskega programa preprečevanja kajenja v Sloveniji. Omejitve in pomanjkljivosti te raziskave kažejo na to, da in kako je za natančnejšo oceno potrebno načrtovati in izvesti strožje vrednotenje učinkov tovrstnega programa. 5 Zaključki Programi preprečevanja kajenja v šolskem okolju so eden od učinkovitih ukrepov za zmanjševanje rabe tobaka med mladimi. Programi preprečevanja kajenja v šolah so učinkoviti. Cilj za uvajanje vsebin v učne programe osnovnih in srednjih šol ter uvajanje morebitnih dodatnih programov smiselno. V Sloveniji se v šolah najpogosteje izvaja program "Spodbujajmo nekajenje''. Program "Spodbujajmo nekajenje'' je pomembno povečala raven znanja pri mladostnikih obeh spolov, pomembno vplival na stališča pri dekletih in na enega od vidikov kadilskega vedenja pri fantih. Program "Spodbujajmo nekajenje'' sodi v skupino najučinkovitejših tovrstnih programov, prav tako vsebuje nekatere pomembnejše prvine, ki povečajo učinkovitost programa. Program po skoraj desetletju od prve zasnove potrebuje prenovo, del zasnov in idej za prenovo pa lahko črpamo tudi iz naše raziskave. Program "Spodbujajmo nekajenje'' je potrebno okrepiti na področju znanj, pri katerih je raziskava pokazala na pomanjkljivosti, s poudarkom na precenjevanju deleža kadilcev med vrstniki in odraslimi, pa tudi drugih dejstvih o razširjenosti kajenja in posledicah kajenja za javno zdravje ter tudi o vplivu kajenja na stres. Obenem bo potrebno v večji meri vključiti tematiko o kratkoročnih učinkih kajenja na zdravje mladostnikov, saj se je naše znanje na tem področju v zadnjih letih okrepilo. Pri določenih ciljih program deluje selektivno glede na spol, zato ga bo potrebno dodelati v smislu primernosti, sprejemljivosti in učinkovitosti za oba spola. Za samo izvedbo prenove bo potrebno dodatno pridobiti mnenja in želje vseh deležnikov, ki so vključeni v pripravo, izvajanje in vrednotenje programa, opraviti pregled novejše literature ter dobrih praks ter posodobljeni program pilotsko preizkusiti ter učinke programa ustrezno ovrednotiti. Literatura 1. US Department on Health and Human Sciences. Preventing Tobacco Use Among Young People: A Report of the Surgeon General. Atlanta, Georgia: US Public Health Service, Centers for Disease Control and Prevention, Office on Smoking and Health, 1994. 2. Schofield MJ, Lynagh M, Mishra G. Evaluation of a Health Promotion Schools program to reduce smoking in Australian secondary schools. Health Educ Res 2003;18(6):678-92. 3. Dobbins M, DeCorby K, Manske S, Goldblatt E. Effective practices for school-based tobacco use prevention. Prev Med 2008;46:289-97. 4. World Health Organization. WHO Report on the Global Tobacco epidemic, 2008: the MPOWER Package. Geneva: World Health Organization, 2008. 5. World Bank. Tobacco Control: At a glance, 2003. Pridobljeno 25.11.2008 s spletne strani http://siteresources.worldbank. org/INTPHAAG/Resources/AAGTobacControlEngv46-03.pdf) 6. U.S. Department of Health and Human Services. Reducing Tobacco Use: A Report of the Surgeon General. Atlanta, Georgia: U.S. Department of Health and Human Services, Centers for Disease Control and Prevention, National Center for Chronic Disease Prevention and Health Promotion, Office of Smoking and Health, 2000. 7. Centers for Disease Control and Prevention. Guidelines for School Health Programs to Prevent Tobacco Use and Addiction. Morbidity and Mortality Weekly Report, Recommendations and Reports 1994;43:No. RR-2. 8. Thomas R, Perera R. School-based programmes for preventing smoking. Cochrane Database of Systematic Reviews 2006, Issue 3. Art. No.: CD001293. DOI: 10.1002/14651858. CD001293.pub2. 9. Stewart - Brown S. 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The Effectiveness of a Tobacco Prevention Program With Adolescents Living in a Tobacco-Producing Region. Am J Publ Health 1998;88(12):1862-5. 33. Brown KS, Cameron R, Madill C, Payne ME, Filsinger S, Manske SR, Best JA: Outcome evaluation of a high school smoking reduction intervention based on extracurricular activities. Prev Med 2002;35(5):506-10. 34. Elder JP, Wildey M, de Moor C, Sallis Jr, Eckhardt L, Edwards C et al. The long-term prevention of tobacco use among junior high school students: Classroom and telephone interventions. Am J Health Promot 1993;83:1239-44. 35. Eckhardt L, Woodruff SI, Elder JP. Relative effectiveness of continued, lapsed and delayed smoking prevention intervention in senior high school students. Am J Health Promot 1997;11: 418-21. 36. Anderson Johnson C, Unger JB, Ritt-Olson A, Palmer PH, Cen SY, Gallaher P, et al. Smoking prevention for ethnically diverse adolescents: 2-year outcomes of a multicultural, sxchool-based smoking prevention curriculum in Southern California. Prev Med 2005;40:842-52. 37. Sussman S, Dent CW, Stacy AW, Sun P, Craig S, Simon TR, Burton D, Flay BR. Project Towards No Tobacco Use: 1-Year Behavior Outcomes. Am J Publ Health 1993;83;1245-50. 38. Dent CW, Sussman S, Stacy AW, Craig S, Burton D, Flay BR. Two-year behavior outcomes of Project Towards No Tobacco Use. J Consult Clin Psychol 1995;63:676-7. 39. Scheier LM, Botvin GJ, Griffin KW. Preventive intervention effects on developmental progression in drug use: structural equation modelling analysis using longitudinal data. Prev Sci 2001;2(2):91-112. 40. Josendal O, Aaro LE, Bergh I. Effects of a school-based smoking prevention program among subgroups of adolescents. Health Educ Res 1998;13:215-24. 41. Josendal O, Aaro LE, Torsheim T, Rasbash J. Evaluation of the school-based smoking prevention program "BE smokeFree''. 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Intraclass Correlation among Common Measures of Adolescent Smoking: Estimates, Correlates, and Applications in Smoking Prevention Studies. Am J Epidemiol 1994; 140(11):1038-50. 52. Campbell MK, Elbourne DR, Altman DG for the CONSORT Group. CONSORT Statement: extension to cluster randomized trials. BMJ 2004;328:702-8. 53. California Environmental Protection Agency, Office of Environmental Health Hazard Assessment. Air Resources Board. Proposed Identification of Environmental Tobacco Smoke As a Toxic Air Contaminant, Part A: Exposure Assessment. 2005. Pridobljeno 9.2.2009 s spletne strani http://www.arb. ca.gov/toxics/id/summary/etsPT_a.pdf . 54. Patrick DL, Cheadle A, Thompson DC, Diehr P, Koepsell T, Kinne S. The Validity of Self-Reported Smoking: A Review and Meta-Analysis. Am J Publ Health 1994; 84(7):1086-93. 55. Biglan A, Ary DV, Smolkowski K, Duncan T, Black C. A randomised controlled trial of a community intervention to prevent adolescent tobacco use. Tob Control 2000; 9:24-32. 56. Piper D, Moberg DP, King MJ. The Healthy for Life Project: Behavioral Outcomes. J Prim Prev 2000;21(1):47-73. 57. Helena Jeriček, Darja Lavtar, Tatjana Pokrajac. HBSC Slovenija 2006: Z zdravjem povezano vedenje v šolskem obdobju. Poročilo o raziskavi. Ljubljana: Inštitut za varovanje zdravja Republike Slovenije, 2007. PRESCRIBING OF BENZODIAZEPINES AMONG SLOVENIAN FAMILY PHYSICIANS PREDPISOVANJE BENZODIAZEPINOV MED SLOVENSKIMI ZDRAVNIKI DRUŽINSKE MEDICINE Maja Šubelj1, Gaj Vidmar23, Vesna Švab4 Prispelo: 3. 5. 2009 - Sprejeto: 20. 7. 2009 Original scientific article UDC 615.2 Abstract Background: In spite of their side effects, benzodiazepines are the most frequently prescribed psychotropic drugs in family medicine. The objective of this study was to investigate the possible association between physician char^acteristics, practice structure and practice population size with the pattern of prescribing benzodiazepines among Slovenian family physicians. Methods: We studied a representative sample of 100 family physicians using a combination of sel^-administer^ed questionnaire, demographic data and data on prescribing provided by the Institute of Public Health of the Republic of Slovenia. The characteristics potentially influencing frequent prescribing were investigated by multiple linear regression analysis. Results: The estimated annual benzodiazepine consumption in Slovenia is nearly 3-fold lower than in the United Kingdom. Benzodiazepines were found to be less frequently prescribed by physicians with lower numbers of registered patients, as well as by female physicians, younger physicians, physicians followig the specialist training, those with short length of service, and by physicians working in large towns of the central healthcare region. The physicians' age and access to computerised decision-making support for drug management at the workplace were found to be significantly associated with incr^eased prescription of benzodiazepines compared to the volume of prescribed psychotropic drugs. Conclusions: The results indicate that family physicians in Slovenia prescribe appropriate amounts of benzodiazepines. Benzodiazepines are less frequently prescribed in pr^actices with less workload, by younger and female family physicians, in pr^actices located in central Slovenia and by family physicians with online access to information at their workplace. Key words: family physicians, drug prescriptions, benzodiazepines Izvleček Izvirni znanstveni članek UDK 615.2 Izhodi{~a: Kljub stranskim učinkom so benzodiazepini najpogosteje predpisani psiho^armaki v družinski medicini. Z raziskavo smo ocenjevali povezanost značilnosti zdravnikov, značilnosti ambulantnega dela in velikosti populacije bolnikov s predpisovanjem benzodiazepinov pri slovenskih zdravnikih družinske medicine. Metode: Na reprezentativnem vzorcu stotih zdr^avni^ov družinske medicine smo z multiplo linearno regresijo ocenili, kateri dejavniki vpliva^jo na pogosto predpisovanje benzodiazepinov. Rezultati: Zdravniki družinske medicine v Sloveniji predpišejo v povprečju skoraj trikrat manj benzodiazepinov kot v Veliki Britaniji. Manj pogosto so benzodiazepine predpisovali zdravniki z manjšim številom opredeljenih bolnikoov, zd^avni^e, mlajši zdravniki, specializanti, zd^avni^i s krajšo delovno dobo in zdravniki v večjih krajih v osrednjem delu države. Delež benzodiazepinov med vsemi recepti za psihofarmake je bil večji pri star^ejših zdravnikih in zdravnikih, 1University Medical Centre, Zaloška 7, SI-1525 Ljubljana, Slovenia 2Institute for Biostatistics and Biomedical Informatics, Faculty of Medicine, University of Ljubljana, Vrazov trg 2, SI-1004 Ljubljana, Slovenia ^Institute for Rehabilitation, Republic of Slovenia, Linhartova 51, SI-1000 Ljubljana, Slovenia 4Psychiatric Hospital Ormož, Ptujska 33, SI-2270 Ormož, Slovenia Correspondence to: e-mail: pbo.vesnasvab@siol.net l^i na delovnem mestu niso imeli dostopa do spletne informacijske podpore pri predpisovanju zdravil. Zaključek: Zdravniki družinske medicine v Sloveniji zmerno predpisujejo benzodiazepine. Manjše predpisovanje je povezano z manjšimi delovnimi obremenitvami, ženskim spolom, nižjo starostjo, umeščenostjo ambulante v centralnih delih Slovenije in dostopom do spletne informacijske podpore pri predpisovanju zdramil na delovnem mestu. Klju~ne besede: zdravniki družinske medicine, predpisovanje zdravil, benzodiazepini 1 Introduction Benzodiazepines (BZD) are among the most commonly prescribed psychotropic drugs, even though family physicians regard prescribing these drugs as one of the most demanding and uncomfortable tasks in their clinical work (1). BZD have strong antianxiety effects (2), yet they also induce physical and psychological addiction and withdrawal symptoms upon treatment discontinuation (3). In the elderly, they cause cognitive impairment, and are responsible for falls and consecutive hip fractures (4). In a Spanish study, addiction was identified in 47% of the patients prescribed BZD for over one month (5). On the basis of their structure BZD are divided into three subclasses: 2-keto, 3-hydroxy and triazolo BZD. They differ in their pharmacokinetic properties, i.e. plasma half-lives, and may therefore be further grouped into long-acting (plasma half-life of > 20 hours), intermediate-acting (plasma half-life of 6 - 20 hours) and short-acting BZD (plasma half-life of < 6 hours) (6). The advantages of long-half-life drugs over short-half-life drugs are: less frequent dosing, less variation in plasma concentration, and less severe withdrawal phenomena. The disadvantages include: drug accumulation, increased risk of daytime psychomotor impairment, and increased daytime sedation. Rebound insomnia and anterograde amnesia are more severe with the short-half-life drugs (6, 7). In our study, BZD classes were not subdivided- despite the different levels of severity - because all groups presented with considerable addiction problems, as well as with sedation and psychomotor impairment. Anxiety is also controlled by antidepressant agents, mainly by selective serotonin reuptake inhibitors (SSRIs) (8). These drugs show other drug-related problems (DRP), such as sexual dysfunction, risk of bleeding, hyponatremia, discontinuation symptoms, and increased body weight (9, 10). Modern treatment guidelines advocate short term use and combining BZD with antidepressants, or using only antidepressants for anxiety control (11). General practices vary in practice population parameters, such as the practice list size and age- gender structure; in their organization, such as practice location and the quantity and type of resources available; and in family physicians' characteristics, such as age and training level (12, 13). A Danish study, which used the defined daily dose (DDD) as a measure of prescribing psychotropic drugs, reported larger prescribing rates in rural areas and in small towns compared to cities, but found no differences in prescribing rates in relation to the size and type of practice, or to the age and gender of the physician (14). In their studies, Rosser and Pimlott proved that educational programmes on psychotropic drug prescribing for family physicians reduced the rates of prescribing BZD to patients over 65 years of age (15, 16). The Danish restriction of BZD prescribing to one month at a time and only following consultation reduced prescribing of BZD hypnotics to 46.5% and the use of BZD anxyolitics to 41.7% (17). Computer-based access to drug profiles and alerts about potential prescribing problems significantly reduced the rate of potentially inappropriate prescribing, but only selectively effected discontinuation of this prescribing (18). To our knowledge, there have been no studies exploring the connection between general practitioners' workload and the rate of prescribing BZD. The goal of the study was to analyze the factors that influence frequent prescribing of BZD in a representative sample of Slovenian family physicians. 2 Materials and methods 2.1 Sampling and research procedure Data were obtained from the national database of all prescriptions, which is maintained by the Institute of Public Health (IPH). A representative sample of 160 family physicians was selected by means of stratified random sampling. The sample was well-matched to the total population in terms of regional representation, age distribution, gender ratio and percentage of public and private practitioners. The study did not include physicians who worked part time, those who were absent from work for over three months during the year under study, and/or those who were retired or worked at emergency departments. The questionnaire described below was sent to the selected family practitioners. A letter explaining the aims and procedures of the survey was attached to ensure their collaboration. A coding system was used to facilitate follow-up, and two reminders were added in order to increase response rate while keeping the family physician's identity confidential. The questionnaire was completed by 100 family physicians, yielding a 62.5% response rate. Further analyses were performed on the respondent sample because the non-respondents did not consent to the use of their data from the IPH prescription database. 2.2 Family physician characteristics and practice structure variables A questionnaire was used to obtain demographic data on the physicians' gender and age; workload data (practice list size, number of extra duty hours per week, number of house calls per day, number of standby hours per week, emergency treatment during regular practice hours, number of telephone consultations per day, mentorship); data on physicians' training (specialist training in family medicine, further training in psychopharmacology, recognition and treatment of anxiety and depression); data on practice organization (population area covered, distance from the nearest general hospital, employment in a public institution versus private practice, implementation of the appointment system, duration of employment in family practice and in the current surgery in years); and data on the access to information (computerised decision-making support for drug management) at the workplace. 2.3 Prescribing data Data on the prescribed medications for the year 2005 were obtained from the national database. In total, 52 115 prescriptions for psychotropic drugs were taken into consideration. Drugs were coded according to the Anatomical Therapeutic and Chemical Classification System (ATC). 2.4 Statistical analysis For each physician, we calculated the proportion of patients who were prescribed a monotherapy with BZD more than six times in the year under study (considered as frequent prescribing) (11). For BZD and antidepressants, the annual defined daily dose (DDD) per 1000 practice population was calculated. The first step of the study was to calculate descriptive statistics for all the variables studied; and to analyze univariately their relationship with frequent prescribing of BZD using the Student's t-test for numeric variables and the Fisher's exact test for binary variables. The second step consisted of excluding physicians who did not prescribe BZD more than six times in a given year to the same patient. Frequent prescribing of BZD per patient, and frequent prescribing of BZD per patient with at least one psychotropic drug prescribed were analyzed using multiple linear regression. The third step of the study was to apply multiple linear regression analysis to the entire sample to determine the ratio of BZD prescriptions to the total number of psychotropic drug prescriptions, and the ratio of BZD annual DDD to the total annual DDD of antidepressants Variables for all the multiple regression models were selected on the basis of univariate analyses and mutual correlation in order to avoid over^it and collinearity. Data were analysed using the SPSS for Windows 14.0.2 software (SPSS Inc., Chicago, IL, 2003). Two-sided statistical tests were used with the significance level of p<0.05. 3 Results Annual DDD of BZD per 1000 practice population ranged from less than 1 to 5.2, with a mean of 1.8 (standard deviation 1.2) and a median of 1.7, which shows a large variation in prescribing BZD between Slovenian physicians (Figure 1). Table 1 presents univariate comparisons of demographic and work characteristics between family physicians who, by the Muijrers et al. definition (11), could be labeled as frequent prescribers of BZD and the remaining respondents. Multiple regression on the sample of 93 physicians who prescribed BZD more than six times per year to at least one patient indicated that physicians with a larger number of patients on their list (p = 0.001) and those working in healthcare regions other than the central part of the country (p = 0.006) had more patients to whom BZD were frequently prescribed (Table 2). In the same sample, the rate of frequent BZD prescribing among patients prescribed at least one psychotropic drug also proved to be higher among physicians located in the peripheral healthcare regions (p = 0.002) (Table 3). (Annual il DDD per 1000 Patient Population) Median Family Physician Rank (n=100) Figure 1. Distribution of annual DDD of BZD per 1000 practice population. Slika 1. Porazdeljenost DDD BZD na100 bolnikov splošne prakse na leto. Table 1. Comparison of demographic and work characteristics between family physicians who frequently prescribed a BZD drug and those who did no^. Tabela 1. Primerjava demogi-a^skih in delovnih značilnosti pri zdravnikih družinske medicine, ki pogosto predpisujejo BZD in pri tistih, ki jih ne predpisujejo pogosto. Physician/practice characteristic BZD prescribed to the same patient > 6 times in the studied year No (N=7) Yes (N=93) Binary variables Category counts Category counts p (FET) Gender 0 male 7 female 37 male 56 female 0.044 Specialisation 5 ongoing 2 done/none 20 ongoing 73 done/none 0.030 CDS at work 5 yes 2 no 54 yes 39 no 0.697 Town size (number of inhabitants) 7 >10,000 inh. 0 <10,000 inh. 52 >10,000 inh. 41 <10,000 inh. 0.032 Practice type 7 public 0 private 72 public 21 private 0.340 Appointment system 4 yes 3 no 54 yes 39 no 0.748 Emergency duty 6 yes 1 no 72 yes 21 no 1.000 Healthcare region 1 peripheral 6 central 35 peripheral 53 central 0.647 Numeric variables Mean (SD) Mean (SD) p (t) Age (years) 36.9 (6.4) 46.5 (8.9) 0.006 Employment in family practice (years) Employment in present surgery (years) 8.1 3.5 (7.5) (2.3) 17.9 12.4 (10.1) (8.9) 0.013 <0.001 Training (days per year) 9.4 (1.2) 10.5 (6.1) 0.174 Telephone calls (number per day) 4.9 (4.1) 12.0 (10.1) 0.066 Home visits (number per day) 1.1 (1.8) 0.9 (1.0) 0.601 Extra duty (hours per week) 10.6 (16.4) 8.6 (8.3) 0.762 Number of designated patients 1478.3 (423.9) 1821.2 (409.5) 0.036 Distance from nearest general hospital (km) 29.4 (25.5) 20.6 (18.3) 0.235 Legend: SD=standard deviation, p=statistical significance (FET=Fisher's exact test, t=independent-samples t-test); CDS=computerised decision-making support for drug management. Table 2. Summary of multiple linear regression model for predicting the proportion of patients who were often prescribed BZD per designated patients. Tabela 2. Povzetek multiple linearne regresije za napoved deleža bolnikov, ki so jim pogosto predpisali BZD, na opredeljenega bolnika. Independent variable b SE ß p Gender (male vs. female) 0,0017 0,0019 0,095 0,358 Age (years) 0,0001 0,0001 0,049 0,715 Employment in present practice (years) 0,0001 0,0001 0,008 0,948 Specialisation (ongoing vs. completed or none) -0,0044 0,0025 -0,205 0,077 Number of designated patients 0,0001 0,0001 0,329 0,001 Healthcare region (peripheral vs. central) 0,0053 0,0019 0,275 0,006 Legend: n=93 GPs, model p<0.001, adjusted R2=0.209, b=regression coefficient, SE=standard error, □=standardized regression coefficient, p=statistical significance. The analysis of BZD prescriptions compared to the total number of psychotropic prescriptions in the year studied , performed on the entire sample, showed that higher proportion of BZD was prescribed by older practitioners (p = 0.028) and by those who had no access to a computerised decision-making support for drug management at their workplace (p = 0.022) (Table 4). The analysis of the ratio of BZD to the total annual DDD of antidepressants, performed on the total sample, confirmed the association of older age with higher share of BZD (p = 0.008) (Table 5). Table 3. Summary of multiple linear regression model for predicting the proportion of patients who were often prescribed BZD per patient with prescribed at least one psychotropic drug in the studied year. Tabela 3. Povzetek multiple linearne regresije za napoved deleža bolnikov, ki so jim pogosto pr^edpisali BZD, na bolnika s predpisanim najmanj enim psihotropnim zdravilom na leto. Independent variable b SE ß p Gender (male vs. female) -0,0114 0,0252 -0,048 0,653 Age (years) 0,0004 0,0018 0,031 0,823 Employment in present practice (years) 0,0012 0,0016 0,096 0,438 Specialisation (ongoing vs. completed or none) -0,0609 0,0334 -0,218 0,072 Number of designated patients 0,0001 0,0001 0,050 0,610 Healthcare region (peripheral vs. central) 0,0799 0,0253 0,322 0,002 Legend: n=93 GPs, model p=0.003, adjusted R2=0.146, b=regression coefficient, SE=standard error, □=standardized regression coefficient, p=statistical significance. Table 4. Summary of multiple linear regression model for predicting the ratio between the number of BZD prescriptions and total number of psychotropic prescriptions. Tabela 4. Povzetek multiple linearne regresije za napoved razmerja med številom receptov za BZD in celotnim številom receptov za psihotropna zdravila. Independent variable b SE ß p Gender (male vs. female) 0,0063 0,0188 0.037 0.740 Age (years) 0,0030 0,0013 0.319 0.028 Employment in present practice (years) 0,0004 0,0012 0.042 0.736 Home visits (number per day) -0,0059 0,0078 -0.074 0.453 Specialisation (ongoing vs. completed or none) 0,0310 0,0233 0.161 0.186 Number of designated patients 0,0001 0,0001 0.025 0.800 Distance from nearest general hospital (km) 0,0006 0,0004 0.147 0.145 CDS at work (yes vs. no) -0,0386 0,0165 -0.229 0.022 Healthcare region (peripheral vs. central) 0,0104 0,0186 0.058 0.579 Legend: n=100, model p=0.021, adjusted R2=0.109; b=regression coefficient, SE=standard error, □=standardized regression coefficient, p=statistical significance; CDS=computerised decision-making support for drug management. 4 Discussion The estimated annual DDD for BZD in Slovenia is on average 2.7-fold lower than in the United Kingdom, a finding indicating a reasonable and appropriate prescribing practice among Slovenian family physicians (19). Nevertheless, the study demonstrated large variation in BZD prescribing patterns between the family physicians studied. Univariate comparisons of demographic and work characteristics of family physicians labeled as frequent prescribers of BZD according to the Table 5. Summary of multiple linear regression model for predicting the ratio of the BZD annual DDD to the total annual DDD of antidepr^essants. Tabela 5. Povzetek multiple linearne regresije za napoved razmerja med letno DDD za BZD in celotno e^no DDD za antidepresi^e. Independent variable b SE ß p Gender (male vs. female) 0,0594 0,1606 0,041 0,713 Age (years) 0,0309 0,0113 0,389 0,008 Employment in present practice (years) -0,0063 0,0100 -0,078 0,533 Home visits (number per day) -0,0479 0,0669 -0,070 0,476 Specialisation (ongoing vs. completed or none) 0,0445 0,1988 0,027 0,823 Number of designated patients 0,0001 0,0002 0,079 0,425 Distance from nearest general hospital (km) 0,0043 0,0037 0,114 0,257 CDS at work (yes vs. no) -0,2096 0,1409 -0,146 0,140 Healthcare region (peripheral vs. central) 0,1266 0,1588 0,082 0,428 Legend: n=100, model p=0.019, adjusted R2=0.111; b=regression coefficient, SE=standard error, □=standardized regression coefficient, p=statistical significance; CDS=computerised decision-making support for drug management. Muijrers et al. definition (11), and of the remaining respondents revealed the following physician and practice characteristics associated with increased BZD prescribing: male gender, no or completed specialist training, older age, longer employment in family practice and longer employment in the present surgery as physician characteristics, and smaller town size and larger number of registered patients. However, because of the very small number of family physicians who did not prescribe BZD on a frequent basis, and because of the inflated alpha error due to multiple statistical tests, these analyses should be interpreted with caution, and may serve merely as indicators of potential BZD prescribing issues. The criterion of prescribing BZD to the same patient more than six times in a given year labels over 90% of the family physicians studied as frequent prescribers of BZD even though the estimated total BZD consumption appears to be low, which renders the usefulness of this criterion questionable. Hence, multiple linear regression analysis was performed in order to determine which factors had greatest influence on prescribing BZD, and to what extent. The analysis of registered patiens suggested that frequent prescribing may be due to short consultation time assigned to patients because of their high number, an observation applying mostly to smaller and more remote regions with a presumably limited access to specialists. The difference between regions was confirmed by the analysis of patients prescribed at least one psychotropic drug. The analysis of the total number of psychotropic prescriptions showed that younger age of family physicians predicted lower BZD prescribing rates. This finding was confirmed by the total annual DDD. Older physicians with longer service periods who had had good results with BZD in terms of controlling anxiety in their patients may have insufficient experience with the anxiolytic effects of newer antidepressants. As a rule, they care for older patients, many of whom are likely to be already addicted to BZD and are therefore unlikely candidates for drug change or dosage reduction (2). Access to computerised decision-making support for drug management at the workplace was also predictive of lower BZD prescribing, a finding stressing the need for information support in the medical work environment in the Slovenian primary care setting. 4.1 Study limitations Other factors, which are not addressed in this study, but undoubtedly affect BZD prescribing include diagnosis and other patient characteristics, the physician's attitude towards psychiatric disorders, expectations about therapeutic outcomes and diagnostic skills, and advertising by pharmaceutical companies (20). Individual prescribing was not studied, because a nation-wide system of computerized patient records has not yet been established in the Slovenian primary care. Excessive doses, duration of therapy and use of different BZD derivatives were not examined because of limitations of the data source. Considering the available (i.e., aggregated) data, the meta-regression approach would be a possible alternative to the multivariate models used (21). Yet, as the parameter estimates would probably not differ substantially from the ordinary least-squares models (22), we opted for the simpler and more easily interpretable approach. 5 Conclusions The data collected in the representative sample of Slovenian family physicians indicate that they prescribe appropriate volumes of BZD. In order to further decrease the rate of BZD prescribing, it would be advisable to reduce the family physicians' work overload, especially in the peripheral healthcare regions. Older physicians with older patient population would probably need specialist advice on how to change their prescribing practice and start prescribing antidepressants instead of BZD. Also, access to information should be improved by implementing a better computerized information-support system in family practice environments. Acknowledgements The study was partially funded by the University Psychiatric Hospital Ljubljana, Slovenia. No author has competing interests. Ethics approval was obtained by the Research Ethics Board of the University of Ljubljana. References 1. Anthierens S, Habraken H, Petrovic M, Christiaens T. The lesser evil? Initiating a benzodiazepine prescription in general practice. Scand J Prim Health Care 2007; 25(4): 214-9. 2. van Hulten R, Bakker BA, Lodder AC, Teeuw KB, Bakker A, Leufkens HG. The impact of attitudes and beliefs on length of benzodiazepine use: A study amongst inexperienced and experienced benzodiazepine users. Soc Sci Med 2003; 56: 1345-54. 3. Windle A, Elliot E, Duszynski K, Moore V. Benzodiazepine prescribing in elderly Australian general practice patients. Aust N-Z J Public Health 2007; 31(4): 379-81. 4. McIsaac W, Naylor CD, Anderson GM, O'Brien BJ. Reflections on a month in the life of the Ontario Drug Benefit Plan. CMAJ 1994; 150: 473-7. 5. De las Cuevas C, Sanz E, De la Fuente J. Benzodiazepines: More behavioral addiction than dependence. Psychopharmacology 2003; 167: 297-303. 6. Bandelow VB, Wolff-Menzler C, Wedekind D, Ruther E. Anxiety disorders: long-term treatment and relapse prevention. MMW Fortscher Med 2006; 148: 31-4. 7. Harris MF, Silove D, Kehag E, Barratt A, Manicavasagar V, Pan J et al. Anxiety and depression in general practice patients: prevalence and management. Med J Aust 1996; 164: 526-9. 8. Vaswani M, Linda FK, Ramesh S. Role of selective serotonin reuptake inhibitors in psychiatric disorders: a comprehensive review. Prog Neuropsychopharmacol Biol Psychiatry 2003; 27(1): 85-102. 9. Westenberg HG, Sandner C. Tolerability and safety of fluvoxamine and other antidepressants. Int J Clin Pract 2006; 60: 482-91. 10. Dollman WB, LeBlanc VT, Roughead EE. Managing insomnia in the elderly - what prevents us using non-drug options? J Clin Pharm Ther 2003; 28: 485-91. 11. Muijrers PE, Janknegt R, Sijbrandij J, Grol RP, Knottnerus JA. Development and validation of guideline-based prescribing indicators as an instrument to measure the variation in the prescribing behavior of general practitioners. Eur J Clin Pharmacol 2004; 60(10): 739-46. 12. Ornstein S, Stuart G, Jenkins R. Depression Diagnoses and Antidepressant Use in Primary Care Practices. A study from the Practice Partner Research Network (PPRNet). J Fam Pract 2000; 49(1): 68-72. 13. Senior ML, Williams H, Higgs G. Morbidity, deprivation and drug prescribing: factors affecting variations in prescribing between doctors' practices. Health Place 2003; 9: 281-9. 14. Holm M, Olesen F. Factors affecting prescription of psychotropic drugs in general practice. Scand J Prim Health Care 1988; 6: 169-73. 15. Rosser WW, Simms JG, Patten DW, Forster J. Improving benzodiazepine prescribing in family practice through review and education. Can Med Assoc J 1981; 124(2): 147-53. 16. Pimlott NJ, Hux JE, Wilson LM, Kahan M, Li C, Rosser WW. Educating physicians to reduce benzodiazepine use by elderly patients: a randomized controlled trial. CMAJ 2003; 168(7): 835-9. 17. Jorgensen VR. An approach to reduce benzodiazepine and cyclopyrrolone use in general practice: a study based on a Danish population. CNS Drugs 2007; 21(11): 947-55. 18. Tamblyn R, Huang A, Perreault R, Jacques A, Roy D, Hanley J. The medical office of the 21st century: effectiveness of computerized decision-making support in reducing inappropriate prescribing in primary care. CMAJ 2003; 169(6): 549-56. 19. Pharoah PD, Melzer D. Variations in prescribing of hypnotics, anxiolytics and antidepressants between 61 general practices. Br J Gen Pract 1995; 45: 595-9. 20. Carthy P, Harvey I, Brawn R, Watkins C. A study of factors associated with cost and variation in prescribing among GPs. Fam Pract 2000; 17(1): 36-41. 21. Thompson SG, Higgins JP. How should meta-regression analyses be undertaken and interpreted? Stat Med 2002; 21(11): 1559-73. 22. Kreft IGG. Are multi-level techniques necessary? An overview, including simulation studies. Los Angeles, CA: California State University, 1996. THE PRESENCE OF ANXIETY AND DEPRESSION IN THE ADULT POPULATION OF FAMILY PRACTICE PATIENTS WITH CHRONIC DISEASES PRISOTNOST ANKSIOZNOSTI IN DEPRESIJE V AKTIVNI POPULACIJI BOLNIKOV S KRONIČNIMI BOLEZNIMI Zalika Klemenc-Ketiš1, Janko Kersnik12, Erika Tratnik3 Prispelo: 18. 5. 2009 - Sprejeto: 22. 7. 2009 Original scientific article UDC 616.89 Abstract Background: The prevalence of multimorbidity in family practice is rising and psychiatric comorbidity presents a risk factor for premature mortality. Objective: The aim of this study was to determine the prevalence of anxiety and depression in the adult population of family practice patients with chronic somatic diseases, aged between 18 and 64 years old. Methods: We performed a cross sectional study in 500 consecutive patients fr-om twelve family practices. Zung's self-assessment inventories for anxiety and depression were used to determine the presence of psychiatric comorbidity. The main outcome measures were depression and anxiety scores in patients with various comorbidities. Results: The response rate was 90.4 %. 8.4 % of family practice visitors suffered from anxiety symptoms and 15.2 % from depressive symptoms. At least one chronic disease was present in 40.7 % of the patients. Significantly higher rates of depression and anxiety were found among patients with chronic somatic disease (p=0.001, P<0.001, respectively; x2 test) or chronic pain (p<0.001, p<0.001, respectively; x2 test). Significantly more patients with rheumatic diseases had depression in comparison to those without them (p=0.018; x2 test). Significantly more patients with migraine or rheumatic diseases had anxiety in comparison to those without them (p=0.010, p=0.030, respectively; x2 test). Chronic pain was present in significantly more patients with a particular chronic disease in comparison to the patients without it (p<0.050; x2 test). Conclusions: Family doctors should actively search and treat psychiatric comorbidity also in the population of patients with chronic somatic diseases, aged between 18 and 64 years old. Key words: family practice, anxiety, depression, chronic disease, pain Izvirni znanstveni članek UDK 616.89 Izvle~ek Izhodi{~a: Pogostnost prisotnosti več sočasnih bolezni pri bolnikih v ambulantah družinske medicine narašča. Prisotnost psihiatričnih sočasnih bolezni pri bolnikih s kr-oničnimi boleznimi pa je dejavnik tveganja za prezgodnjo umrljivost. Cilji: Cilj te raziskave je bil ugotoviti pogostnost anksioznosti in depresije med odraslo aktivno populacijo (starost med 18 in 64 let) s pridruženimi kroničnimi boleznimi v ambulantah družinske medicine. Metode: Narejena je bila pr^esečna raziskava na vzorcu 500 zaporednih obiskovalcev 12 ambulant družinske medicine. Za ugotavljanje prisotnosti anksioznosti in depresije sta bila uporabljena v slovenščino prevedena Zungova vprašalnika o anksioznosti in depresiji. Rezultati: Odzivnost bolnikov je bila 90,4 %o. Anksioznost je bila prisotna pri 8,4 % bolnikov, depresija pa pri 15,2 % bolnikov. 40,7 % bolnikov je imelo vsaj eno kronično bolezen. Depresija in anksioznost sta bili prisotni pri statistično značilno večjem številu bolnikov s pridruženimi kroničnimi boleznimi glede na bolnike brez kroničnih bolezni (p=0.001, p<0.001; zaporedno; test x2) in s pridruženo kronično bolečino glede na bolnike brez kronične bolečine (p<0.001, p<0.001; zaporedno; test x2)- Statistično značilno več bolnikov z revmatično boleznijo glede 1University of Maribor, Medical faculty, Department of Family medicine, Slomškov trg 15, Maribor, Slovenia ^University of Ljubljana, Medical faculty, Department of Family medicine, Poljanski nasip 58, Slovenia 3OZG OE ZD Kranj, Gosposvetska 10, 4000 Kranj, Slovenia Correspondence to: e-mail: zalika.klemenc-ketis@uni-mb.si na bolnike brez le-tega je imelo prisotno depresijo (p=0.018; test x2). Statisti~no zna~ilno ve~ bolnikov z migreno oziroma revmati~nim obolenjem v primerjavi z bolniki brez teh bolezni je imelo prisotno anksioznost (p=0.010, p=0.030; zaporedno; test %2). Kroni~na bole~ina je bila prisotna pri statisti~no zna~ilno ve~jem številu bolnikov z dolo~eno kroni~no boleznijo v primerjavi s tistimi brez nje (p<0.050; test %2). Zaključki: Zdravniki družinske medicine naj aktivno iš~ejo in zdravijo pridružene psihiatri~ne bolezni tudi med akttivno populacijo bolnikov s lcroni~nimi boleznimi. Ključne besede: družinske medicina, anksioznost, depresija, kronična bolezen, bolečina 1 Introduction Family medicine differs from other medical disciplines in several ways, such as having a unique consultation process, which establishes a relationship over time, having a responsibility for the provision of longitudinal continuity of care, and providing a simultaneous management for both acute and chronic health problems of individual patients (1). Chronic conditions represent a large proportion of family doctors' workload (2-4). Also, the prevalence of multimorbidity in family practice patients is quite high (2, 5) and increases significantly with age in both men and women (2). Individuals with 4 or more chronic conditions are 99 times more likely to have incurred a hospitalization that could have been prevented with appropriate family practice care (6). Among persons with chronic diseases psychological distress can intensify the effect of illness by increasing pain, functional limitations and disability, and by decreasing adherence to medical treatment protocols, all of which may lead to difficult clinical courses, such as poorer health outcomes and increased risks of complications (2, 5). Although psychiatric disorders account for almost a quarter of family practice attendees (7, 8), around 60 % of depressed patients in family practice are left unidentified and untreated (9). Depression and anxiety account for a great part of all psychiatric diseases in family practice and they are associated with each other in 50 to 70 % of the patients (10). Somatic complaints are a risk factor for the development of depressive disorders (11-13). According to the findings of previous research up to 20 % of patients with chronic somatic disease suffer from major depression (14). At the same time, presence of mental disorder negatively impacts the prognosis of somatic diseases and vice versa (11, 15). Depressed patients have double mortality rate as compared to not depressed patients (16). Untreated mental disorder deteriorates health status of the patients with time and affects working efficiency, quality of life, interpersonal relationships and other medical conditions. Major depression, for example, is the fourth leading illness causing functional impairment, disability, and days lost from work (17). Depression is associated with reduced quality of life and functioning in a number of domains, including social, physical, self-care, work, and productivity (18). Furthermore, comorbid psychiatric disorders amplify the disability normally associated with many medical conditions (19-21) and worseness health status of those patients (22). Despite the high prevalence of multimorbidity in family practice our knowledge about the relationship between medical multimorbidity and psychological distress is still relatively weak. This is especially true for the patients that are still working. The aim of our study was therefore to determine the prevalence of anxiety and depression in the adult population of primary care patients with chronic physical conditions, aged between 18 and 64 years old. 2 Methods 2.1 Type of study We performed a prospective cross sectional study in 12 Slovenian family practices, located in Primary Health Care Centre Kranj. This centre provides primary health care services for 76,000 people. We got an approval of the National Ethic Committee. 2.2 Study population 500 consecutive patients, who visited their family doctors in July 2005, were included in the study. We included male and female patients, aged from 18 to 64 years old (mostly economically active population). Patients, younger than 18 years old and older than 64 years old were excluded. 2.3 Data collection Patients were approached by a nurse practitioner in the waiting room of their chosen family doctor's practice. She explained the purpose and methods of the research and obtained their voluntary written approval. Afterwards they were given a self-rating questionnaire to fulfill it anonymously. They posted it back to the research unit. For the assessment of depressive and anxious symptoms we used the Zung's self-rating depression scale (23) and the Zung's self-rating anxiety scale (24). Each scale consists of 20 depression-related (or anxiety-related) questions. All questions had to be answered according to 4 statements (most of the time/always - scored 4, often - scored 3, sometimes - scored 2 and never/rarely - scored 1). The composite score can range from minimal 20 points to maximal 80 points. The depression (or anxiety) is present if the composite score is 50 or more. Both questionnaires were translated from English to Slovene in accordance to translation standards. Attached to both questionnaires was a sheet with questions about patients' sex, age, marital (married, divorced, widowed, single) and employment status (employed, unemployed, retired), the presence of chronic pain (defined as pain that lasts for more than one year), the level of chronic pain in the last two weeks, and the presence of physical comorbidity (defined as a chronic disease that lasts for more than one year). Patients could choose various psychical conditions from the list, containing the following chronic diseases: heart diseases, chronic obstructive pulmonary disease, bronchial asthma, post-stroke condition, cancer, rheumatic disease, migraine, high blood pressure, diabetes mellitus, and chronic gastritis. Patients marked level of chronic pain on a 10-point Visual Analog Pain Scale (VAS) (25), ranging from 0 (no pain) to 10 (the worst pain imaginable). 2.4 Statistical analysis We used the SPSS 13.0 package (SPSS Inc, Chicago, IL, USA). Descriptive statistics were computed. We calculated the reliability coefficient (Cronbach's alpha) of the questionnaires. To identify the statistically significant differences between different variables independent samples t-test and x2 test were performed. P value < 0.05 was considered statistically significant. 3 Results 3.1 Demographic data The participants returned 452 questionnaires (90.4 % response rate). Out of that, 277 (61.3 %) were female. Mean (SD) age of the respondents was 44.2 (11.2). The majority of them were married (299; 66.2 %), others were single (90; 19.9 %), divorced (49; 10.8 %) or widowed (14; 3.1 %). Most of them finished high school (202; 44.7 %), following by university degree (100; 22.1 %), vocational school (94; 20.8 %) or primary school (53; 11.7 %). Most of the respondents were employed (346; 76.5 %) and others were retired (66; 14.6 %) or unemployed (40; 8.8 %). 3.2 Depression The mean (SD) score on the Zung's depression scale was 38.0 (10.1) points. The total scores were ranging from 20 to 68 points. The reliability of the questionnaire was very good (Cronbach's alpha was 0.896). The depression was present in 69 (15.2 %) of the respondents. Significantly higher rate of depression was found in women than men, in older than 45 years old, in patients with only primary school education, in patients with chronic condition, and in patients with chronic pain (Table 1). 3.3 Anxiety The mean (SD) score on the Zung's anxiety scale was 37.0 (13.7) points. The reliability of the questionnaire was very good (Cronbach's alpha was 0.853). The depression was present in 38 (8.4 %) of the respondents. Significantly higher rate of anxiety was found in the patients with only primary school education, in patients with chronic condition, and in patients with chronic pain (Table 2). 3.4 Chronic pain Chronic pain was present in 250 (55.3 %) of patients. Mean (SD) of VAS score was 3.4 (3.4). 38.3 % of men and 42.4 % of women had chronic pain. The difference was not statistically significant. Chronic pain was more often present in older patients (47.5 (10.7) vs. 41.9 (11.1); p<0.001; t-test). Also, patients, 45 years old and older had significantly higher scores on VAS scale (3.9 (3.3) vs. 2.8 (3.5); p<0.001; t-test). Chronic pain was significantly more often present in patients with primary and vocational education in comparison to patients with high and university education (72.6 % vs. 59.9 %; x2=7.892; p=0.006; x2 test), in unemployed and retired patients in comparison to employed ones (89.7 % vs. 75.6 %; x2=14.685; p<0.001; x2 test). Patients with primary school education had significantly higher scores on VAS scale than others (5.0 (3.5) vs. 3.2 (3.4); p<0.001, t-test). The same was also true for the patients with primary and vocational school in comparison to Table 1. Percentages of the patients with depression by their characteristics. x2 test was performed. Tabela 1. Delež bolnikov z depresijo, glede na njihove značilnosti (test x2 ). Characteristic Depressed patients ( %) x2 value p value Sex (male vs. female) 10.9 vs. 18.1 4.290 0.044 Age (< 45 vs. 45 years old) 11.3 vs. 18.8 4.803 0.036 Marital status (married vs. other) 15.4 vs. 15.0) 0.010 1.000 Education (primary school vs. other) 34.0 vs. 12.6) 16.558 < 0.001 Employment status (employed vs. other) 14.7 vs. 13.6 0.054 1.000 Chronic condition (present vs. not present) 21.7 vs. 10.5 10.771 0.001 Chronic pain (present vs. not present) 23.2 vs. 5.4 27.227 < 0.001 Table 2. Percentage of the patients with anxiety by their characteristics. x2 test was performed. Tabela 2. Delež anksioznih bolnikov glede na značilnosti (test x2) Characteristics Anxious patients ( %) x2 value p value Sex (male vs. female) 5.7 vs.10.1 2.689 0.118 Age (< 45 vs. 45 years old) 5.7 vs. 10.8 3.912 0.061 Marital status (married vs. other) 8.4 vs. 8.5 0.002 1.000 Education (primary school vs. other) 7.1 vs. 18.9 8.398 0.008 Employment status (employed vs. other) 7.2 vs. 12.1 1.803 0.213 Chronic condition (present vs. not present) 14.1 vs. 4.5 13.109 < 0.001 Chronic pain (present vs. not present) 14.8 vs. 0.5 29.691 < 0.001 others (4.5 (3.4) vs. 2.9 (3.3); p<0.001; t-test). Chronic pain was present in significantly more patients with a particular chronic disease in comparison to the patients without it (Table 3). 3.5 Chronic diseases At least one chronic disease was present in 184 (40.7 %) of the patients. One chronic disease was present in 123 (27.3 %) of the patients, two in 48 (10.6 %) of the patients, three in 9 (2.0 %) of the patients, and four in 4 (0.9 %) of the patients. Chronic diseases were more present in older patients (47.5 (10.7) vs. 41.9 (11.1); p<0.001; t-test). Significantly more patients with primary and secondary school had at least one chronic disease in comparison to the patients with high school and university education (72.6 % vs. 59.9 %; x2=7.892; p=0.006; x2 test). Significantly more unemployed and retired patients had at least one chronic disease present in comparison to employed patients (89.7 % vs. 75.6 %; x2=14.685; p<0.001 ,x2 test). Significantly more patients with chronic pain had at least one chronic disease in comparison to the patients without chronic pain (100 % vs. 0 %; x2=451.000; p<0.001; x2 test). No differences were found according to patients' sex. The following number and percentage of patients had various chronic diseases: migraine (53; 11.7 %), rheumatic disease (47; 10.4 %), bronchial asthma (29; 6.4 %), chronic obstructive pulmonary disease (26; 5.8 %), cancer (19; 4.2 %), cardiovascular diseases (20; 4.4 %), diabetes mellitus (11; 2.4 %), high blood pressure (11; 2.4 %), gastritis (5; 1.1 %), chronic post-stroke condition (4; 0.9 %), and other (38; 8.4 %). Significantly more patients with rheumatic diseases had depression in comparison to those without them (table 3). Significantly more patients with migraine or rheumatic diseases had anxiety in comparison to those without them (Table 3). 4 Discussion We found high rates of depressed patients and patients with anxiety disorders which are in line with other studies (8, 26-28). The demographic factors, found to be associated with a greater prevalence of both mental disorders, are also in line with other studies (12, 28-30). The rates of both mental disorders in patients with chronic somatic diseases were lower as in other studies (14, 31). Reasons for this difference could be three. Firstly, our study took place in July. It is known that the prevalence of depression and anxiety depends on the season; the so-called seasonal affective disorders are more often present in wintertime (32). Secondly, the depression and anxiety prevalence are known to vary by geography (8). And thirdly, our study had deliberately focused on the patients between 18 and 64 years old. It is known that the prevalence of both diseases is higher in older age (33, 34). Still, a considerable number of patients with a particular chronic disease scored positive for depression or anxiety. Cancer patients showed as high depression rate as 31.6 %, which is in line with the findings of previous research, that 50 % of women with breast cancer in the first year after the first diagnosis develop depressive or anxiety disorder (35). Depression is one of the most prevalent comorbid conditions in migraine patients (36), a fact that was confirmed also in our study. Asthma and mental disorders are in the highlights of research community as asthma exerts higher rates of anxiety, which in vulnerable individuals evolves into panic attacks. We demonstrated a higher number of depressed patients in asthmatics, but we could not demonstrate four times higher prevalence of anxiety in asthma patients, found in other studies (37). We could demonstrate high rates of depression and anxiety in patients with rheumatic diseases as well in stroke patients, which is also in line with other studies (11). An important finding of our study are significantly higher rates of depression in rheumatic patients, and of anxiety in rheumatic patients and patients with migraine, when compared to the patients without those diseases. This is also in concordance with other studies, which revealed rheumatic diseases and migraine to be positively associated with both mental diseases (20, 38, 40). The prevalence of depression and anxiety was significantly higher in patients suffering from chronic pain as compared to other patients, which is in line with the findings of other authors (13, 40-43). Moreover, the presence of each particular chronic somatic disease was significantly connected with the presence of chronic pain. This finding points out to an ineffective management of chronic pain in family practice. Considering the fact, that chronic untreated pain might provoke the development of depression (44-46), it is of a huge importance that family doctors actively search for the presence of chronic pain in their patients with chronic diseases and effectively treat the pain. This study is one of very few in the field of interrelation of medical and psychiatric comorbidity in the population, aged between 18 and 64 years old. Special merits of the study are high response rate, prospective design, broad range of physical complaints, and inclusion of two most prevalent psychiatric disorders in family practice and use of validated instruments for self-evaluation, thus excluding possible biases of the interviewer. Selection of a relatively neglected age group from 18 to 64 years yields additional important contribution to the literature from this field. There are some limitations of this study. We included the use of self-report of chronic diseases, which can lead to inaccurate reporting. There is also a relatively low power of the study for the subgroups, which are expected to have low prevalence in family practice. So, some differences could not be confirmed by statistical analysis. Further studies of greater statistical power can demonstrate statistically significant inference between other patient characteristics and comorbidity of mental disorders. The main focus should be put on an active population, especially the workers with chronic conditions. The consequences of mental problems and chronic pain comorbidity on health care costs and economic productivity should be studied and measures should be proposed. 5 Conclusion This study proved higher rates of anxiety in depression in patients with chronic somatic comorbidities also in the age group from 18 to 64 years old. This is important because that population is mostly a working one and as such, when missing from work due to poor health, contributes a great deal to greater health care costs and economic losses (47, 48). Although older people represents a considerable burden of family doctors workload, they should focus also on the active part of the population, especially that with somatic chronic conditions. 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