Results.

<p>Effect sizes reported as in reviews in different outcome measurements for the intergroup comparisons. Values are significant except when in parentheses. Smd = standard mean difference; OR = Odds Ratio; Wmd = weighted mean difference; HR = Hazard Ratio; RR = Risk Ratio. Interpretation: Cohen’s d, Hedges’g and smd: effect size 0–0.19 = no effect; 0.2–0.49 = small effect; 0.5–0.79 = medium effect; 0.8 and above = large effect. () = not significant. WL = compared to Wait list control; AT = compared to active treatment control</p><p>Results.