Table 3.
Regression model of the impact of group condition on primary and secondary outcome measures with variance explained by pre-treatment measure included.
| Variable | Unstandardized coefficients [95% CI] | Standardized coefficients | Between-group effect size [95% CI] | |||
|---|---|---|---|---|---|---|
| B | SE B | β | t | p | ||
| BDI-II | −5.48 [−10.53, −0.43] | 2.57 | −0.29 | −2.13 | 0.03 | 0.63 [1.18, 0.07] |
| BBQ | 2.86 [−5.29, 10.94] | 4.13 | 0.07 | 0.68 | 0.49 | 0.15 [0.39, −0.70] |
| PHQ-9 | −2.63 [−5.53, 0.28] | 1.48 | −0.27 | −1.78 | 0.08 | 0.62 [1.16, 0.05] |
| GAD-7 | −3.55 [−6.11, −1.00] | 1.30 | −0.38 | −2.73 | 0.01 | 0.82 [1.37, 0.24] |
| AUDIT | −1.29 [−2.53, −0.04] | 0.63 | −0.25 | −2.03 | 0.04 | 0.54 [−1.09, 0.02] |
| ISI | 0.13 [−2.92, 3.17] | 1.54 | 0.01 | 0.08 | 0.93 | 0.07 [−0.48, 0.61] |
| IES-R | −6.29 [−14.89, 2.31] | 4.38 | −0.21 | −1.44 | 0.15 | 0.45 [1.00, −0.10] |
| PSS-14 | −6.36 [−10.26, −2.45] | 1.99 | −0.39 | −3.20 | 0.001 | 1.04 [1.61, 0.45] |
| DAR-5 | −0.72 [−2.02, 0.58] | 0.66 | −0.12 | −1.09 | 0.27 | 0.27 [0.81, −0.28] |
Between-group effect sizes presented as Cohen’s d [95% CI] at post-treatment measure for primary and secondary outcomes, using adjusted means for post-treatment measures with controlling for associated pre-treatment measure and observed SDs.