2. Monitoring drugs through general health surveys versus specialized drug/alcohol surveys JANUSZ SIEROSLAWSKI National Focal Point National Bureau for Drug Prevention Expert Meeting on Population Survey Lisbon, 26-27 June 2008

3. Janusz Sieroslawski, Polish National Focal Point Introduction Drug surveys 2002 and 2006 commissioned by National Bureau for Drug Prevention (NFP) Country-wide survey repeated each 4 years Health survey commissioned and implemented by the Central Statistical Office – questions on drug use applied first time in 2004 Country-wide survey conducted in 2004 is the second study of series – first one was conducted in 1996, the study will be repeated each 8 years

4. Janusz Sieroslawski, Polish National Focal Point Drug survey – method The population survey on the random sample of Poland’s inhabitants age 16+ (2002) and 15-64 (2006) Random sample of households (one respondent randomly selected form each household) Gross sample – 10 350 (2002); 5700 (2006) Net sample size – 6 340 (2002); 2859 (2006) Face to face interviews conducted by research agency (interviewers network) experienced with such kind of surveys Questions on drug use developed according to EMCDDA standards (life-time use, last 12 months use, last 30 days use) The study conducted in June/July 2002 and 2006

5. Janusz Sieroslawski, Polish National Focal Point Health survey – method The population survey on the random sample of Poland’s inhabitants age 15+ Random sample of households (each member of selected household enrolled) Gross sample – 75 000 persons Net sample size – 43 000 persons Face to face interviews conducted by Central Statistical Office interviewers network Questions on drug use developed according to EMCDDA standards (life-time use, last 12 months use, last 30 days use) The study conducted in November and December 2004

6. Janusz Sieroslawski, Polish National Focal Point Lifetime substances use (percents of respondents age: 16-64) ( percents of respondents )

7. Janusz Sieroslawski, Polish National Focal Point Substances use during last 12 months (percents of respondents age 16-64) ( percents of respondents )

8. Janusz Sieroslawski, Polish National Focal Point Illicit substance use during last 12 months by age groups ( percents of respondents )

9. Janusz Sieroslawski, Polish National Focal Point Explanation of differences Related to the context of questionnaire content health issues – considered to be consequences of substance use drug questions – small element without special attention Related to the study context data collection process was out of our control interviewers were not specially trained all members of household were enrolled – it not supported sense of confidentiality if respondent was unavailable – the information were collected from other members of family – it not supported sense of confidentiality (such cases were eliminated)