Wiriyasirivaj 1996.
Methods | Random allocation based on a table of random numbers. Concealment of allocation by sealed, opaque envelopes. | |
Participants | Pregnant women at 38 weeks of gestation; certain dates by last menstrual periods, early examination or ultrasound scan before 28 weeks; no size/date discrepancy during ANC visits; able to attend weekly follow‐up visits; no placenta praevia; intention to deliver in hospital. | |
Interventions | Weekly stripping of membranes vs weekly gentle pelvic examination for Bishop's score. Induction of labour if no spontaneous labour before 42 weeks. One obstetrician performed all procedures. | |
Outcomes | Delivery within 1 week; mean delay before onset of labour and delivery; post‐term pregnancy; intrapartum and postpartum fever; mode of delivery; mean Apgar score at 1 minute and 5 minutes; postpartum haemorrhage; jaundice. | |
Notes | ||
Risk of bias | ||
Bias | Authors' judgement | Support for judgement |
Allocation concealment? | Low risk | A ‐ Adequate |