Table 3.
Baseline Variables as Moderators of the Effect of Treatment Group on Alcohol Outcomes at 4-Month Follow-Up
| Relapse to any alcohol use (%) |
Interaction term statistic (moderator by group) |
Relapse to binge (%) |
Interaction term statistic (moderator by group) |
Relapse to 3 consecutive days drinking (%) |
Interaction term statistic (moderator by group) |
|||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Baseline moderator | CBT-BDAC | PMRT | χ2 | p | CBT-BDAC | PMRT | χ2 | p | CBT-BDAC | PMRT | χ2 | p |
| Principal anxiety diagnosis | .50 | .78 | .76 | .68 | 1.63 | .44 | ||||||
| GAD (38.7%) | 44.7 | 52.0 | 40.4 | 44.0 | 23.4 | 26.0 | ||||||
| PD (16.9%) | 38.9 | 55.6 | 38.9 | 50.0 | 22.2 | 33.3 | ||||||
| SAD (44.5%) | 39.2 | 55.6 | 35.3 | 50.8 | 15.7 | 33.3 | ||||||
| Anxiety disorder count | 2.06 | .15 | 2.52 | .11 | 1.88 | .17 | ||||||
| = 1 anxiety disorder (45.6%) | 36.2 | 58.8 | 31.9 | 52.9 | 19.1 | 38.2 | ||||||
| > 1 anxiety disorder (54.4%) | 44.9 | 49.2 | 42.0 | 42.9 | 20.3 | 22.2 | ||||||
| Illicit drug use | .24 | .62 | .35 | .56 | .85 | .36 | ||||||
| Yes (56.7%) | 45.2 | 55.3 | 40.3 | 47.4 | 22.6 | 28.9 | ||||||
| No (43.3%) | 36.5 | 52.8 | 34.6 | 49.1 | 17.3 | 34.0 | ||||||
| Major depression diagnosis | 1.88 | .17 | 1.99 | .16 | .22 | .64 | ||||||
| Yes (43.6%) | 47.1 | 50.0 | 41.2 | 41.1 | 19.6 | 26.8 | ||||||
| No (56.4%) | 36.9 | 57.3 | 35.4 | 53.3 | 20.0 | 33.3 | ||||||
| Gender | .98 | .32 | 1.20 | .27 | 2.26 | .13 | ||||||
| Male (60.2%) | 40.3 | 48.1 | 37.3 | 41.8 | 20.9 | 24.1 | ||||||
| Female (39.8%) | 42.9 | 63.5 | 38.8 | 57.7 | 18.4 | 40.4 | ||||||
| Antianxiety/depression medication | .82 | .37 | .001 | .98 | .60 | .44 | ||||||
| Yes (63.7%) | 43.4 | 60.2 | 40.8 | 51.1 | 25.0 | 34.1 | ||||||
| No (36.3%) | 37.5 | 41.9 | 32.5 | 41.9 | 10.0 | 23.3 | ||||||
| Clinical cutoff on State Anxiety | .04 | .84 | .03 | .86 | 2.93 | .09† | ||||||
| Above (72.3%) | 40.0 | 52.2 | 35.0 | 44.6 | 16.3 | 32.6 | ||||||
| Below (27.7%) | 45.5 | 60.5 | 45.5 | 57.9 | 30.3 | 26.3 | ||||||
| Clinical cutoff on Trait Anxiety | 1.66 | .20 | 2.02 | .16 | 4.31 | .04* | ||||||
| Above (88.7%) | 38.1 | 53.2 | 34.3 | 46.8 | 17.1 | 31.2 | ||||||
| Below (11.3%) | 77.8 | 65.0 | 77.8 | 60.0 | 55.6 | 30.0 | ||||||
Note. CBT = cognitive behavioral therapy; BDAC = Breaking the Drinking and Anxiety Connection; PMRT = Progressive Muscle Relaxation Training; GAD = generalized anxiety disorder; PD = panic disorder; SAD = social anxiety disorder.
†
p < .10.
*
p < .05.