Table 5.
Adolescent self-report of past 3 month alcohol use, heavy drinking, marijuana use, and other drug use days by treatment condition.
| Variable | Baseline |
3 month follow-up |
6 month follow-up |
1 year follow-up |
||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| EXP |
TAU |
EXP |
TAU |
EXP |
TAU |
EXP |
TAU |
|||||||||
| n | % | n | % | n | % | n | % | n | % | n | % | n | % | n | % | |
|
| ||||||||||||||||
| ADQ - alcohol use days | ||||||||||||||||
| Did not drink in past 3 months | 26 | 42.62% | 13 | 26.53% | 26 | 49.06% | 12 | 34.29% | 32 | 65.31% | 23 | 57.50% | 30 | 54.55% | 19 | 51.35% |
| Less than monthly | 11 | 18.03% | 14 | 28.57% | 6 | 11.32% | 7 | 20.00% | 7 | 14.29% | 5 | 12.50% | 8 | 14.55% | 10 | 27.03% |
| Monthly | 11 | 18.03% | 3 | 6.12% | 5 | 9.43% | 2 | 5.71% | 3 | 6.12% | 4 | 10.00% | 3 | 5.45% | 2 | 5.41% |
| Less than once per week, more than once per month | 4 | 6.56% | 7 | 14.29% | 6 | 11.32% | 4 | 11.43% | 5 | 10.20% | 4 | 10.00% | 9 | 16.36% | 4 | 10.81% |
| Weekly | 2 | 3.28% | 5 | 10.20% | 3 | 5.66% | 4 | 11.43% | 0 | 0.00% | 1 | 2.50% | 4 | 7.27% | 1 | 2.70% |
| 2–3 days per week | 5 | 8.20% | 6 | 12.24% | 5 | 9.43% | 4 | 11.43% | 2 | 4.08% | 3 | 7.50% | 1 | 1.82% | 1 | 2.70% |
| 4–6 days per week | 0 | 0.00% | 0 | 0.00% | 1 | 1.89% | 2 | 5.71% | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% |
| Every day | 2 | 3.28% | 1 | 2.04% | 1 | 1.89% | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% | 0 | 0.00% |
| ADQ - any heavy drinking days | ||||||||||||||||
| Yes | 29 | 47.52% | 25 | 51.02% | 16 | 30.77% | 16 | 45.71% | 13 | 26.53% | 14 | 35.00% | 19 | 35.19% | 12 | 32.43% |
| DUQ – any other drug use days | ||||||||||||||||
| Yes | 17 | 28.33% | 17 | 34.69% | 9 | 16.98% | 7 | 20.00% | 2 | 4.35% | 5 | 13.16% | 7 | 13.73% | 5 | 13.51% |
|
| ||||||||||||||||
| EXP |
TAU |
EXP |
TAU |
EXP |
TAU |
EXP |
TAU |
|||||||||
| n | M (SD) | n | M (SD) | n | M (SD) | n | M (SD) | n | M (SD) | n | M (SD) | n | M (SD) | n | M (SD) | |
|
| ||||||||||||||||
| DUQ - marijuana use # of days | 61 | 37.39 (35.11) | 49 | 35.08 (30.96) | 54 | 27.17 (32.48) | 35 | 33.34 (32.85) | 49 | 24.57 (31.10) | 40 | 39.50 (35.19) | 55 | 36.55 (37.81) | 37 | 42.57 (36.40) |
EXP: experimental treatment condition; TAU: treatment-as-usual condition; ADQ = Adolescent Drinking Questionnaire; DUQ = Drug Use Questionnaire. M = unadjusted mean; SD = standard deviation.