Zuo 1998.

Methods	Trial conducted in China.
Participants	80 women undergoing termination of pregnancy between 13 and 26 weeks' gestation with fetal anomaly. Women excluded if hypersensitive to prostaglandins.
Interventions	Women randomised to 1) vaginal misoprostol (200 mcg at 24‐hourly intervals) or 2) Carboprost (1 mg at 3‐hourly intervals).
Outcomes	Induction to delivery interval; analgesic requirements; maternal side effects.
Notes	Method of randomisation: computer‐generated. Allocation concealment: not stated. Blinding of participants, caregivers, outcome assessors: not stated.
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)	Unclear risk	Not stated.
Blinding (performance bias and detection bias) All outcomes	Unclear risk	Not stated.
Incomplete outcome data (attrition bias) All outcomes	Unclear risk	Unable to assess.
Selective reporting (reporting bias)	Unclear risk	Unable to assess.
Other bias	Unclear risk	Unable to assess.

GTN:glyceryl trinitrate
 mcg: micrograms
 mg: milligrams
 mL: millilitres
 PGE2: prostaglandin E2
 VAS: visual analogue scale
 vs: versus