Comparison 20. Amniotic membranes sweeping versus no treatment/sham‐ sensitivity analysis.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Spontaneous onset of labour‐sensitivity analysis	6	1884	Risk Ratio (M‐H, Random, 95% CI)	1.08 [0.98, 1.18]
2 Induction of labour‐ sensitivity analysis	6	1879	Risk Ratio (M‐H, Random, 95% CI)	0.92 [0.68, 1.24]
3 Caesarean section‐sensitivity analysis	10	2480	Risk Ratio (M‐H, Random, 95% CI)	0.91 [0.75, 1.10]
4 Spontaneous vaginal birth‐sensitivity analysis	9	2379	Risk Ratio (M‐H, Random, 95% CI)	1.01 [0.97, 1.06]
5 Maternal death or serious morbidity ‐ sensitivity analysis	4	661	Risk Ratio (M‐H, Random, 95% CI)	1.21 [0.57, 2.59]
6 Neonatal death or serious neonatal perinatal morbidity ‐ sensitivity analysis	7	1941	Risk Ratio (M‐H, Random, 95% CI)	0.99 [0.65, 1.53]