Allott 1993.

Methods	Random allocation based on a computer generated sequence; sealed envelopes.
Participants	Pregnant women beyond 40 weeks of gestation. Exclusion: women with a closed cervix.
Interventions	Sweeping of membranes or Bishop's score performed by the principal investigator.
Outcomes	Delay before onset of spontaneous labour (number of women starting spontaneous labour reported for every day between day 1 to day 7 after randomisation); overall and stratified by gravidity (primi vs multi), and by Bishop's score (< or = 6 vs > 6); formal induction of labour; mode of delivery; analgesia; mean duration of labour; precipitate labour (< 2 hours); pyrexia and use of antibiotics; Apgar score < 6 at 1 and 5 minutes; neonatal infection and use of antibiotics.
Notes	Number of cesarean sections unclear.
Risk of bias
Bias	Authors' judgement	Support for judgement
Allocation concealment?	Low risk	A ‐ Adequate