3.

Behavioural Therapy vs Waiting List

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Hypochondriasis	1	42	Mean Difference (IV, Fixed, 95% CI)	‐0.60 [‐1.11, ‐0.09]
2 Depression	1	42	Mean Difference (IV, Fixed, 95% CI)	0.30 [‐5.10, 5.70]
3 Dropout rates	1	48	Odds Ratio (M‐H, Fixed, 95% CI)	0.93 [0.26, 3.29]