Table 1. Repeated-Measures ANCOVAs Examining Past-Month Alcohol Consumption and Consequences by Condition at Baseline, 1-Month, and 6-Month Follow-ups.
| Intervention |
Control |
Time × Condition |
Time × Condition × Depression |
Time × Condition × Anxiety |
|||
|---|---|---|---|---|---|---|---|
| (N = 118) |
(N = 108) |
Time |
Condition |
||||
| Measure | M (SD) | M (SD) | F | F | F | F | F |
| PBS | |||||||
| Baseline | 66.54(15.83) | 64.70 (19.24) | |||||
| 1 month | 70.34(15.99) | 62.93 (21.70) | |||||
| 6 months | 68.10(18.72) | 62.09 (23.74) | 2.08 | 4.89* | 3.14* | .32 | 3.18* |
| Weekly drinking | |||||||
| Baseline | 7.85 (5.41) | 8.43 (7.53) | |||||
| 1 month | 6.72 (4.52) | 8.35 (8.15) | |||||
| 6 months | 7.21 (5.74) | 7.96 (8.20) | 2.24 | .05 | .18 | .21 | 1.27 |
| HED occasions | |||||||
| Baseline | 3.69(1.37) | 3.63 (1.73) | |||||
| 1 month | 3.61 (1.43) | 3.91 (1.75) | |||||
| 6 months | 3.49(1.71) | 4.00(1.99) | .43 | .08 | 4.29* | .02 | .42 |
| Alcohol consequences | |||||||
| Baseline | 5.14(5.42) | 4.07 (4.55) | |||||
| 1 month | 4.58 (4.40) | 4.95 (5.31) | |||||
| 6 months | 4.42 (4.50) | 4.60 (5.91) | .71 | .43 | 4.51** | .65 | .13 |
Note. PBS = protective behavioral strategies; HED = heavy episodic drinking. All analyses controlled for anxiety and depression; analysis examining PBS and alcohol-related consequences also controlled for baseline drinking.
*
p < .05.
**
p < .01.
***
p < .001.