Filho 2002.

Study characteristics
Methods	RCT.
Participants	Term or post‐term, live, singleton fetus in cephalic presentation, intact membranes, BS < 6, not in labour, medically indicated for labour induction. Exclusion criteria: multiple gestations, non‐cephalic presentation, previous caesarean delivery or uterine scar, rupture of membranes, antepartum bleeding, genital herpes infection, fetal death, placenta previa or previous attempts to induce labour.
Interventions	Misoprostol (n = 119): 25 mcg 6‐hourly, max 4 doses. Foley (n = 121): 30cc traction applied 24 hours followed by oxytocin.
Outcomes	Induction‐to‐vaginal delivery time, deliveries within 24 hours, mode of delivery, uterine contraction abnormalities, puerperal infection or neonatal outcomes.
Notes	Setting: Maternidade Monteiro de Morais, Recife, Brazil Dates of study: between September 2000 and December 2001 Funding sources: financial support from CAPES Declarations of interest: none declared
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Low risk	Computer‐generated sequence.
Allocation concealment (selection bias)	Low risk	Consecutively 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 described
Incomplete outcome data (attrition bias) All outcomes	Low risk	No loss to follow up, analysis ITT.
Selective reporting (reporting bias)	Low risk	All pre‐specified data reported.
Other bias	Low risk	No other bias detected