Table 5.
Effects of covariates on drinking outcomes at study Month 15, outpatient arma
| Covariate | PDA |
DDD |
||||||
| Coefficient | [95% CI] | df | p | Coefficient | [95% CI] | df | p | |
| Baseline PDA/DDD | .358533 | [.28139, .435672] | 468.2 | <.0001 | .258555 | [.16180, .35531] | 446.4 | <.0001 |
| 12-step facilitation therapy | .046327 | [−.02428, .116931] | 459.2 | .1979 | −.038693 | [−.26181,. 18442] | 446.7 | .7334 |
| Cognitive—behavioral therapy | .011648 | [−.06006, .083354] | 470.8 | .7497 | .053476 | [−.17342, .28037] | 457.0 | .6435 |
| AA attendance | .003280 | [.00166, .004898] | 447.8 | <.0001 | −.012440 | [−.01754,−.00734] | 449.8 | <.0001 |
Notes: PDA = percentage of days abstinent (arcsin transformed); DDD = drinks per drinking day (square root transformed); AA = Alcoholics Anonymous.
a
From analyses in which the number of pro-abstainers was the predictor. Results from analyses where the number of pro-drinkers was the predictor are similar.