Comparison 9. Psychological therapy versus any comparator (subgroup dose).

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Treatment efficacy: depression short‐term	16	1121	Std. Mean Difference (IV, Random, 95% CI)	‐0.31 [‐0.59, ‐0.03]
1.1 Brief therapy < 6 sessions or 6 weeks	4	364	Std. Mean Difference (IV, Random, 95% CI)	‐0.14 [‐0.57, 0.29]
1.2 Longer therapy >6 sessions or 6 weeks	12	757	Std. Mean Difference (IV, Random, 95% CI)	‐0.39 [‐0.77, ‐0.02]
2 Treatment efficacy: anxiety short‐term	13	578	Std. Mean Difference (IV, Random, 95% CI)	‐0.26 [‐0.59, 0.07]
2.1 Brief therapy < 6 sessions or 6 weeks	7	285	Std. Mean Difference (IV, Random, 95% CI)	‐0.15 [‐0.52, 0.22]
2.2 Longer therapy > 6 sessions or 6 weeks	6	293	Std. Mean Difference (IV, Random, 95% CI)	‐0.37 [‐0.95, 0.22]