Comparison 1. Prophylactic vs therapeutic amnioinfusion for intrapartum oligohydramnios.

Outcome or subgroup title	No. of studies	No. of participants	Statistical method	Effect size
1 Caesarean for suspected fetal distress	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	0.71 [0.21, 2.40]
2 Caesarean, overall	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	1.29 [0.60, 2.74]
3 Cord arterial pH <7.2	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	0.86 [0.24, 3.03]
4 Intrapartum fever	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	3.48 [1.21, 10.05]
5 Oxytocin augmentation	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	1.39 [0.88, 2.20]
6 1 minute Apgar score <4	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	1.07 [0.07, 16.72]
7 5 minute Apgar score <5	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
8 Meconium aspiration	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	0.0 [0.0, 0.0]
9 Neonatal pneumonia	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	5.35 [0.26, 109.08]
10 Neonatal sepsis	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	0.36 [0.01, 8.58]
11 Postpartum endometritis	1	116	Risk Ratio (M‐H, Fixed, 95% CI)	3.21 [0.34, 30.00]