Dominguez 1999.

Methods	RCT.
Participants	156 women. Inclusion criteria: women at full term (38‐41 weeks) with premature rupture of the membranes and a Bishop score equal to or less than 4. Exclusion criteria: women were excluded if there was cephalopelvic disproportion, if there was any sign of fetal distress, anomalous appearance, detached placenta or chorionamnionitis.
Interventions	IV oxytocin group: 2‐4 mU/min of oxytocin. Control group: intracervical dinoprostone gel (0.5 mg).
Outcomes	Failed induction (no cervical change after 12 hours); mode of delivery; side effects and chorionamnionitis.
Notes	Data extracted from translation notes.
Risk of bias
Bias	Authors' judgement	Support for judgement
Adequate sequence generation?	Unclear risk	No information provided.
Allocation concealment?	Unclear risk	No information provided.
Blinding? Women	High risk
Blinding? clinical staff	High risk
Blinding? outcome assessor	High risk
Incomplete outcome data addressed? All outcomes	Low risk	No loss to follow up apparent.