Comparison 15. Community professional‐led psychosocial interventions versus no care in child post‐traumatic stress or common mental disorders in humanitarian settings.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
15.1 Recovery from PTSD	1		Risk Ratio (M‐H, Random, 95% CI)	Subtotals only
15.1.1 Short term (up to 1 month post intervention)	1	78	Risk Ratio (M‐H, Random, 95% CI)	3.93 [1.31, 11.80]
15.2 Post‐traumatic stress symptoms	6		Std. Mean Difference (IV, Random, 95% CI)	Subtotals only
15.2.1 Short term (up to 1 month post intervention)	5	753	Std. Mean Difference (IV, Random, 95% CI)	‐1.10 [‐1.83, ‐0.38]
15.2.2 Intermediate term (1 to 6 months post intervention)	3	679	Std. Mean Difference (IV, Random, 95% CI)	‐0.37 [‐1.20, 0.47]
15.3 Depression symptoms	6		Std. Mean Difference (IV, Random, 95% CI)	Subtotals only
15.3.1 Short term (up to 1 month post intervention)	5	750	Std. Mean Difference (IV, Random, 95% CI)	‐0.57 [‐1.13, 0.00]
15.3.2 Intermediate term (1 to 6 months post intervention)	2	602	Std. Mean Difference (IV, Random, 95% CI)	‐0.19 [‐0.57, 0.19]
15.4 Functional impairment	5		Std. Mean Difference (IV, Random, 95% CI)	Subtotals only
15.4.1 Short term (up to 1 month post intervention)	4	623	Std. Mean Difference (IV, Random, 95% CI)	‐0.29 [‐0.55, ‐0.03]
15.4.2 Intermediate term (1 to 6 months post intervention)	2	602	Std. Mean Difference (IV, Random, 95% CI)	‐0.39 [‐0.99, 0.21]