Outcome or subgroup	Studies	Participants	Statistical method	Effect estimate
71. Perinatal mortality	2	4852	Risk Ratio (M‐H, Random, 95% CI)	0.67 [0.41, 1.09]
711. Asia	1	4011	Risk Ratio (M‐H, Random, 95% CI)	0.78 [0.47, 1.32]
712. Africa	1	841	Risk Ratio (M‐H, Random, 95% CI)	0.45 [0.19, 1.09]