Comparison 6. Vaginal isosorbide mononitrate versus Foley catheter.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Vaginal delivery not achieved within 24 hours	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	2.63 [1.32, 5.21]
2 Caesarean section	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	1.0 [0.39, 2.59]
3 Oxytocin augmentation	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	1.65 [1.17, 2.32]
4 Uterine rupture	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
5 Epidural analgesia	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	1.0 [0.39, 2.59]
6 Instrumental vaginal delivery	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	0.8 [0.23, 2.76]
7 Meconium‐stained liquor	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	2.0 [0.19, 21.18]
8 Apgar score < 7 at 5 minutes	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	1.67 [0.95, 2.93]
9 Neonatal intensive care unit admission	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	2.5 [0.51, 12.14]
10 Maternal nausea and vomiting	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	3.0 [0.33, 27.63]
11 Puerperal pyrexia (other maternal side‐effects)	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	0.42 [0.16, 1.07]
12 Palpitation (other maternal side‐effects)	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	2.5 [0.51, 12.14]
13 Headache (other maternal side‐effects)	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	3.33 [0.99, 11.22]
14 Postpartum haemorrhage	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	2.0 [0.90, 4.43]
15 Woman not satisfied	1	80	Risk Ratio (M‐H, Fixed, 95% CI)	1.75 [0.56, 5.51]