Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

460 questions · 464 findings · 50 reviews · Pregnancy and Childbirth

No studies found 103 · 22.2%GRADE not reported 61 · 13.1%Very low 120 · 25.9%Low 112 · 24.1%Moderate 59 · 12.7%High 9 · 1.9%

80 mL vs Foley catheter

Vaginal delivery not achieved within 24 hours · pregnant women who previously had a lower segment CS and now have a singleton cephalic presentation after at least 36 completed weeks, not…

80 mL showed no clear difference in vaginal delivery not achieved within 24 hours compared with 30 mL Foley catheter (moderate certainty).

1 finding from 1 review

Vaginal PGE2 pessary vs vaginal PGE2

Caesarean section · women with a previous caesarean section, a live singleton fetus (37‐42 weeks of gestation) in cephalic presentation and a reactive…

It is very uncertain whether vaginal PGE2 pessary changes caesarean section compared with vaginal PGE2 tablet (very low certainty).

1 finding from 1 review

Vaginal PGE2 vs intravenous (IV) oxytocin

Serious neonatal morbidity or perinatal death · women with one previous lower segment caesarean section and requiring labour induction due to prolonged pregnancy or pre‐eclampsia,…

Vaginal PGE2 showed no clear difference in serious neonatal morbidity/perinatal death compared with intravenous (IV) oxytocin (low certainty).

1 finding from 1 review

Vaginal PGE2 vs intravenous (IV) oxytocin

Serious maternal morbidity or death · women with one previous lower segment caesarean section and requiring labour induction due to prolonged pregnancy or pre‐eclampsia,…

Vaginal PGE2 showed no clear difference in serious maternal morbidity or death compared with intravenous (IV) oxytocin (low certainty).

1 finding from 1 review