Comparison 29. IV prostaglandin F2 alpha vs extra‐amniotic prostaglandin F2 alpha: all women.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Vaginal delivery not achieved within 24 hours	1	40	Risk Ratio (M‐H, Fixed, 95% CI)	0.33 [0.01, 7.72]
3 Caesarean section	1	40	Risk Ratio (M‐H, Fixed, 95% CI)	0.33 [0.01, 7.72]
4 Serious neonatal morbidity or perinatal death	1	40	Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
5 Serious maternal morbidity or death	1	40	Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
11 Instrumental vaginal delivery	1	40	Risk Ratio (M‐H, Fixed, 95% CI)	2.0 [0.20, 20.33]
18 Maternal side‐effects (all)	1	40	Risk Ratio (M‐H, Fixed, 95% CI)	7.0 [0.38, 127.32]
20 Vomiting	1	40	Risk Ratio (M‐H, Fixed, 95% CI)	3.0 [0.13, 69.52]
22 Erythema	1	40	Risk Ratio (M‐H, Fixed, 95% CI)	5.0 [0.26, 98.00]