Table 4.

Planned mode of delivery: prevalence and unadjusted ORs with 95% CIs for various adverse outcomes among singletons born at term, without congenital anomalies according to planned mode of delivery

	Number of infants with adverse outcome	Total number of infants*	Prevalence per 1000 (CI)	OR (CI)
NNM*
Cephalic
Planned vaginal delivery	198	474 223	0.4 (0.4 to 0.5)	1.0 (Reference)
Planned caesarean delivery	27	28 330	1.0 (0.7 to 1.4)	2.3 (1.5 to 3.4)
Breech
Planned vaginal delivery	8	7 873	1.0 (0.5 to 2.0)	2.4 (1.2 to 4.9)
Planned caesarean delivery	6	8 780	0.7 (0.3 to 1.5)	1.6 (0.7 to 3.7)
CP†
Cephalic
Planned vaginal delivery	453	474 198	1.0 (0.9 to 1.1)	1.0 (Reference)
Planned caesarean delivery	45	28 326	1.6 (1.2 to 2.1)	1.7 (1.2 to 2.3)
Breech
Planned vaginal delivery	10	7 872	1.3 (0.7 to 2.3)	1.3 (0.7 to 2.5)
Planned caesarean delivery	12	8 778	1.4 (0.8 to 2.4)	1.4 (0.8 to 2.5)
Composite outcome‡
Cephalic
Planned vaginal delivery	705	474 252	1.5 (1.4 to 1.6)	1.0 (Reference)
Planned caesarean delivery	79	28 333	2.8 (2.2 to 3.5)	1.9 (1.5 to 2.4)
Breech
Planned vaginal delivery	24	7 878	3.0 (2.1 to 4.5)	2.1 (1.4 to 3.1)
Planned caesarean delivery	19	8 779	2.2 (1.4 to 3.4)	1.5 (0.9 to 2.3)

*Removed stillbirths from the denominator in the analyses of NNM and CP.

† Removed postneonatal CP from the denominator in the analyses of CP as outcome.

‡Comprising intrapartum death, NNM and CP.

NNM, neonatal mortality; CP, cerebral palsy.