Comparison 18. Single balloon (Foley) versus double balloon (ATAD): 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	48	Risk Ratio (M‐H, Fixed, 95% CI)	1.24 [0.80, 1.93]
2 Caesarean section	2	186	Risk Ratio (M‐H, Fixed, 95% CI)	0.74 [0.30, 1.84]