Wang 2012.

Study characteristics
Methods	RCT
Participants	Inclusion criteria: primiparae, full‐term, singleton with cephalic presentation; indication for labour induction; intact membranes; BS < 6; no contra indication for vaginal delivery
Interventions	Foley catheter (n = 138); 16F Foley, 80cc fluid, max 24 hours Propess: (n = 124), 10 mg slow release dinoprostone, fornix posterior, max 24 hours afterwards started with oxytocin. if after 3 days labour did not started, IOL was declared failed
Outcomes	The duration of placement (of Propess or catheter, mode of delivery and time from IOL to delivery; usage of oxytocin, postpartum haemorrhage; meconium‐stained amnion fluid, AS, post‐delivery temperature monitoring (for a total of 10 days); 42 days after delivery follow‐up interview to check for lochia appearance or signs of infection.
Notes	Article in Chinese => translated by native speaker Setting: China Study period; not reported Funding: not reported Declarations of interest: not reported
Risk of bias
Bias	Authors' judgement	Support for judgement
Random sequence generation (selection bias)	Low risk	Random number table
Allocation concealment (selection bias)	Unclear risk	Not reported
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	High risk	No ITT, women were excluded for different reasons during the trial (n = 8)
Selective reporting (reporting bias)	Low risk	All pre‐specified outcomes reported
Other bias	Unclear risk	Judged from a translated article