Oliveira 2010.

Methods	RCT
Participants	Inclusion: singletons in cephalic presentation, GA > 37 weeks, live fetus, BS ≤ 4. Exclusion: ruptured membranes, uterine scar, placenta praevia, chorioamnionitis, EFW > 4000 g, hypersensitivity for products used in intervention
Interventions	1. Foley catheter (n = 80): 14 or 16F, 30 cc, max 48 hours 2. Misoprostol (n = 80) 25 mcg a 6 hours, with a max dose of 200 mcg max 48 hours of induction
Outcomes	Oxytocin use, tachysystole, hypertonus of the uterus, BS > 6, total time until cervical modification, delivery route, FHR abnormalities, meconium stained liquor, AS
Notes	In Portuguese, but translated Setting: Maternidade Escola de Vila Nova Cachoeirinha, public institution which is administrated by the Secretaria Municipal da Saúde de São Paulo, Brazil Study period:January 2006 to January 2008. Funding: not reported Declarations of interest: not reported
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Low risk	Computer‐generated random number sequence.
Allocation concealment (selection bias)	Low risk	Sequentially‐numbered, sealed, opaque envelopes
Blinding of participants and personnel (performance bias) All outcomes	Unclear risk	Not feasible due to nature of intervention
Blinding of outcome assessment (detection bias) All outcomes	Unclear risk	Not reported
Incomplete outcome data (attrition bias) All outcomes	Low risk	ITT, no missing data or cases reported
Selective reporting (reporting bias)	Low risk	All pre‐specified outcomes were reported in results
Other bias	Unclear risk	Based on translated article