Table 1 Characteristics of respondents by stage of interview
From: SMOKE IT! Promoting a change of opiate consumption pattern - from injecting to inhaling
T1 | T2 | T3 | |
|---|---|---|---|
%/MV | %/MV | %/MV | |
Place of survey | (N = 165) | (N = 141) | (N = 89) |
Berlin | 30.9 | 31.9 | 20.2 |
Bielefeld | 5.5 | 6.4 | 1.1 |
Dortmund | 11.5 | 11.3 | 15.7 |
Frankfurt | 46.1 | 44.7 | 57.3 |
Hamburg | 6.1 | 5.7 | 5.6 |
Sex | (N = 165) | (N = 141) | (N = 89) |
Male | 77.0 | 77.3 | 79.8 |
Female | 23.0 | 22.7% | 20.2 |
Age | (N = 165) | (N = 141) | (N = 89) |
19–29 years | 29.7 | 30.5% | 29.2 |
30–39 years | 40.0 | 41.8% | 46.1 |
40 years and over | 30.3 | 27.7% | 24.7 |
Average age (SD) | 34.7 (8.3) | 34.3 (8.4) | 34.4 (7.8) |
Nationality | (N = 161) | (N = 138) | (N = 88) |
Germany | 78.9 | 79.0 | 81.8 |
Other EU country | 9.3 | 10.1 | 8.0 |
Other country outside the EU | 11.8 | 10.9 | 10.2 |
Years of heroin or other opiate use | (N = 165) | (N = 141) | (N = 89) |
1–5 years | 19.4 | 19.9 | 15.7 |
6–10 years | 24.8 | 27.0 | 29.2 |
11–15 years | 20.0 | 17.7 | 22.5 |
16–20 years | 20.6 | 21.3 | 19.1 |
21 years and over | 15.2 | 14.2 | 13.5 |
Mean value (SD) | 13.3 (8.3) | 13.1 (8.2) | 13.2 (8.2) |
Years of intravenous heroin use | (N = 117) | (N = 99) | (N = 64) |
Mean value (SD) | 10.4 (9.0) | 10.0 (8.9) | 10.7 |
Ever smoked heroin | (N = 139) | (N = 120) | (N = 70) |
Yes | 96.8 | 97.0 | 95.3 |
No | 3.2 | 3.0 | 4.7 |
Mean value (SD) | 11.1 (7.4) | 11.0 (7.4) | 10.7 (6.7) |