Findings

What do systematic reviews say?

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Evidence found and GRADE certainty

1,270 questions · 1,480 findings · 174 reviews

No studies found 252 · 17%GRADE not reported 405 · 27.4%Very low 301 · 20.3%Low 284 · 19.2%Moderate 174 · 11.8%High 64 · 4.3%

Combinations of antipsychotic drugs vs single antipsychotic drugs

Adverse events: Serious event or requiring discontinuation · schizophrenia or related disorders

It is very uncertain whether combinations of antipsychotic drugs changes adverse events: Serious event or requiring discontinuation compared with single antipsychotic drugs (very low certainty).

1 finding from 1 review

Foley catheter vs intravenous (IV) oxytocin

Vaginal delivery not achieved within 24 hours · pregnant women with a previous low transverse caesarean section, singleton live pregnancy with cephalic presentation, period of gestation…

Foley catheter showed no clear difference in vaginal delivery not achieved within 24 hours compared with intravenous (IV) oxytocin (low certainty).

1 finding from 1 review

Foley catheter vs intravenous (IV) oxytocin

Uterine hyperstimulation with fetal heart rate changes · pregnant women with a previous low transverse caesarean section, singleton live pregnancy with cephalic presentation, period of gestation…

Foley catheter showed no clear difference in uterine hyperstimulation with fetal heart rate changes compared with intravenous (IV) oxytocin (low certainty).

1 finding from 1 review

Foley catheter vs intravenous (IV) oxytocin

Caesarean section · pregnant women with a previous low transverse caesarean section, singleton live pregnancy with cephalic presentation, period of gestation…

Foley catheter showed no clear difference in caesarean section compared with intravenous (IV) oxytocin (low certainty).

1 finding from 1 review

Vaginal PGE2 vs intravenous (IV) oxytocin

Caesarean section · 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 caesarean section compared with intravenous (IV) oxytocin (low certainty).

1 finding from 1 review

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