Table 2 Mean number of days of monthly substance use the last 3 months reported at baseline
Intervention group (n = 67) | Control group (n = 68) | |||||
|---|---|---|---|---|---|---|
AnsweredaN | Number of days, mean(SD) | Any use N (%) | AnsweredaN | Number of days, mean(SD) | Any use N (%) | |
Alcohol | 60 | 10.4 (9.4) | 55 (91.7) | 57 | 10.1 (8.3) | 55 (96.5) |
Amphetamine | 67 | 1.4 (5.3) | 11 (16.4) | 66 | 1.0 (3.6) | 15 (22.7) |
Benzodiazepines | 63 | 2.4 (5.6) | 17 (27.0) | 59 | 1.6 (5.6) | 9 (15.3) |
Cannabinoids | 67 | 5.1 (9.7) | 27 (40.3) | 66 | 3.0 (7.3) | 18 (27.2) |
Ecstasy | 66 | 0.0 (0.4) | 0 (0.0) | 64 | 0.1 (0.4) | 4 (6.3) |
Opioids | 66 | 1.7 (6.3) | 7 (10.6) | 64 | 1.1 (5.3) | 8 (12.5) |
Main substanceb | 67 | 13.6 (10.7) | 66 | 11.7 (9.9) | ||