1. Sensitivity analysis: oxytocin alone vs placebo/expectant mx; trials with adequate vs uncertain or inadequate allocation concealment.

	Risk ratio with 95% confidence intervals: all women	RR adequate allocation concealment	RR uncertain or inadequate allocation concealment
Vaginal delivery not achieved within 24 hrs	0.16 (0.10 to 0.25)	0.14 (0.07 to 0.29)	0.17 (0.09 to 0.33)
Uterine hyperstimulation with FHR changes	0.16 (0.01 to 3.34)	0.16 (0.01 to 3.34)	No studies
Caesarean section	1.14 (0.95 to 1.37)	1.14 (0.95 to 1.37)	1.11 (0.82 to 1.49)
Serious neonatal morbidity or death	0.63 (0.26 to 1.51)	0.38 (0.11 to 1.29)	1.31 (0.33 to 5.22)
Serious maternal morbidity or death	Not estimable	No studies	Not estimable