Induction of labour in nulliparous women- quick or slow: a cohort study comparing slow-release vaginal insert with low-dose misoprostol oral tablets

Table 2 Primary outcomes

Induction method	Vaginal insert n = 116	Oral tablets n = 172	RR	95%CI
Caesarean section, n (%)	37 (31.9)	52 (30.2)	1.06	0.7–1.5
Tachysystole, n (%)	33 (28.4)	4 (2.3)	12.2	4.5–34
Tachysystole with category III fetal heart rate patterns, n (%)	13 (11.2)	2 (1.1)	9.64	2.21–42
Delivery within 24 h, n (%)	65 (56.0)	22 (12.8)	4.38	2.9–6.7
Severe neonatal asphyxia^a, n (%)	0	2 (1.1)	0.30	0.01–6.1

^aUmbilical artery pH < 7.0 or if missing, an Apgar of below seven at five minutes

ISSN: 1471-2393