Table 2.

Proportion, Unadjusted and Adjusted Risk of Adverse Neonatal Outcomes by Mode of Delivery For Appropriate-For-Gestational-Age Infants^*

	Vaginal Delivery (%)	Cesarean Delivery (%)	Odds Ratio (95% CI)	Adjusted Odds Ratio† (95% CI)
Respiratory distress	25.6	39.2	1.88 (1.76–2.00)	1.74 (1.61–1.89)
Sepsis	3.1	3.9	1.28 (1.09–1.50)	1.128 (0.94–1.35)
Intraventricular hemorrhage	5.0	5.5	1.10 (0.96–1.26)	0.99 (0.84–1.17)
Seizures	0.7	1.1	1.53 (1.12–2.09)	1.25 (0.84–1.85)
Subdural hemorrhage	0.9	0.9	1.01 (0.74–1.38)	0.90 (0.61–1.31)
Five minute Apgar less than 7	5.8	10.7	1.94 (1.74–2.15)	2.04 (1.77–2.35)
Death	2.8	3.4	1.24 (1.04–1.48)	1.30 (1.02–1.66)

CI, confidence interval.

^*Appropriate for gestational age defined as greater than the 10^th percentile and less than 90^th percentile.

^†Adjusted for age, parity, ethnicity, education, insurance, prepregnancy weight, gestational age at delivery, smoking, diabetes and hypertension.