Table 2.
| Percentage of Drinking Days (PDD) |
Percentage of Heavy Drinking Days (PDH) |
|||||||
|---|---|---|---|---|---|---|---|---|
| Estimate | SE | z | p | Estimate | SE | z | p | |
| Treatment Weeks 1–8 | ||||||||
| Intercept | −0.38 | 0.42 | −0.93 | .355 | −2.03 | 0.38 | −5.36 | .000 |
| Baseline PDD or PDH | 4.60 | 1.62 | 2.83 | .005 | 3.90 | 1.13 | 3.44 | .001 |
| Choice variable1 | −0.80 | 0.83 | −0.97 | .333 | 0.07 | 0.65 | 0.11 | .909 |
| Condition | −1.49 | 0.83 | −1.79 | .074 | −1.29 | 0.71 | −1.83 | .067 |
| Time | −0.85 | 0.33 | −2.54 | .011 | −0.87 | 0.36 | −2.40 | .017 |
| Condition × Time | 0.36 | 0.66 | 0.55 | .584 | 0.42 | 0.65 | 0.64 | .519 |
| Random Intercept Var. | 8.10 | 4.88 | ||||||
| Random Time Var. | 4.56 | 3.63 | ||||||
| Intercept-Time Corr. | −0.35 | −0.41 | ||||||
| Treatment Weeks 9–16 | ||||||||
| Intercept | −2.02 | 0.48 | −4.24 | .000 | −3.80 | 0.67 | −5.69 | .000 |
| Baseline PDD or PDH | 3.08 | 1.97 | 1.56 | .119 | 3.85 | 1.91 | 2.02 | .044 |
| Choice variable | 0.23 | 1.01 | 0.23 | .820 | 0.78 | 1.11 | 0.71 | .480 |
| Condition | −0.47 | 0.94 | −0.50 | .616 | 0.00 | 1.01 | 0.00 | .997 |
| Time | 0.05 | 0.33 | 0.14 | .888 | −0.42 | 0.59 | −0.70 | .483 |
| Condition × Time | −0.35 | 0.62 | −0.56 | .573 | −0.84 | 0.76 | −1.10 | .270 |
| Random Intercept Var. | 9.15 | 8.21 | ||||||
| Random Time Var. | 3.40 | 3.92 | ||||||
| Intercept-Time Corr. | −0.10 | −0.09 | ||||||
| Post-Treatment | ||||||||
| Intercept | −1.38 | 0.43 | −3.21 | .001 | −3.20 | 0.44 | −7.20 | .000 |
| Baseline PDD or PDH | 5.40 | 1.83 | 2.94 | .003 | 5.11 | 1.57 | 3.27 | .001 |
| Choice variable | 0.72 | 0.98 | 0.74 | .462 | 1.32 | 0.98 | 1.35 | .176 |
| Condition | −0.62 | 0.89 | −0.70 | .484 | −0.93 | 0.88 | −1.05 | .292 |
| Time | −0.10 | 0.12 | −0.78 | .434 | −0.27 | 0.11 | −2.52 | .012 |
| Condition × Time | 0.06 | 0.24 | 0.25 | .803 | 0.34 | 0.20 | 1.71 | .087 |
| Random Intercept Var. | 7.78 | 7.10 | ||||||
| Random Time Var. | 0.66 | 0.41 | ||||||
| Intercept-Time Corr. | 0.03 | 0.00 | ||||||
Choice variable denotes participants who had a choice of individual or couple therapy versus those who only had the option of some form of couple therapy.