Table 2.
Summary of Results for Prior Therapeutic Alliance Predicting Drinking Outcomes
| # Drinking Days | # Heavy Drinking Days | |||||
|---|---|---|---|---|---|---|
| β | SE | P | β | SE | p | |
| Prior WAI | ||||||
| Intercept | −1.371 | .141 | <.001 | −2.128 | .166 | <.001 |
| × Age | .001 | .014 | .976 | −.010 | .014 | .477 |
| × Gender | −.091 | .293 | .759 | −.076 | .342 | .824 |
| × Race | .171 | .523 | .744 | −.228 | .585 | .698 |
| Prior Drinking | .046 | .016 | .005 | .087 | .054 | .116 |
| Prior Therapeutic Alliance | −.367 | .093 | <.001 | −.506 | .147 | .001 |
| Prior WAI × Pretreatment Change | ||||||
| Intercept | −1.534 | .140 | <.001 | −2.380 | .138 | <.001 |
| × PreTx Change | 1.001 | .167 | <.001 | 1.071 | .164 | <.001 |
| × Age | .004 | .012 | .741 | −.011 | .010 | .286 |
| × Gender | −.014 | .291 | .963 | −.184 | .324 | .572 |
| × Race | .158 | .487 | .747 | −.227 | .592 | .661 |
| Prior Drinking | .074 | .025 | .005 | .109 | .073 | .139 |
| × PreTx Change | −.097 | .028 | <.001 | .014 | .060 | .816 |
| Prior Therapeutic Alliance | −.205 | .131 | .125 | −.306 | .169 | .076 |
| × PreTx Change | −.424 | .149 | .006 | −.418 | .185 | .028 |
Note: PreTx Change = percent change in drinking (number of drinking days) prior to first treatment session; Gender = 0 Female, 1 Male; Race = 0 Caucasian, 1 Minority. β = unstandardized estimate; SE = standard error. All effects were modeled as random.