Comparison 3. Balloon (Foley or ATAD) versus vaginal prostaglandin E2: all multiparae.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Vaginal delivery not achieved in 24 hours	1	147	Risk Ratio (M‐H, Fixed, 95% CI)	4.38 [1.74, 10.98]
2 Caesarean section	2	180	Risk Ratio (M‐H, Fixed, 95% CI)	1.31 [0.65, 2.63]