. Author manuscript; available in PMC: 2012 Mar 30.

Published in final edited form as: Acta Obstet Gynecol Scand. 2010 Jul;89(7):924–930. doi: 10.3109/00016341003657884

Table 3.

Perinatal outcome comparison between obesity groups

	Morbid vs. Obese		Super vs. Obese		Super vs. Morbid
	aRR^a (95% CI)	p-value	aRR^a (95% CI)	p-value	aRR^a (95% CI)	p-value

Preeclampsia	1.4 (1.3, 1.5)	<.0001	1.7 (1.4, 2.1)	<.0001	1.2 (1.0, 1.4)	0.11
Neonatal length of stay > 5 days	1.2 (1.1, 1.3)	0.003	1.3 (1.0, 1.8)	0.04	1.2 (0.9, 1.6)	0.36
Low Apgar	1.0 (0.8, 1.4)	0.75	1.9 (1.1, 3.2)	0.02	1.9 (1.0, 3.4)	0.04
Macrosomia (≥4500 g)	1.4 (1.2, 1.6)	<.0001	1.8 (1.3, 2.5)	0.0006	1.3 (0.9, 1.8)	0.16
Low birth weight	1.1 (0.9, 1.3)	0.24	1.3 (0.9, 1.9)	0.16	1.3 (0.9, 1.9)	0.22
Neonatal Hypoglycemia	1.4 (1.2, 1.6)	<.0001	2.0 (1.5, 2.7)	<.0001	1.4 (1.0, 1.9)	0.05
Birth trauma	1.2 (1.0, 1.3)	0.008	1.3 (1.0, 1.8)	0.09	1.1 (0.8, 1.6)	0.44
Composite neonatal morbidity	1.2 (1.1, 1.3)	<.0001	1.5 (1.2, 1.8)	<.0001	1.2 (1.0, 1.5)	0.02

Adjusted for: smoking, Medicaid, age (18–34), education (average), prenatal care (adequate), married, nulliparous, repeat cesarean, scheduled primary cesarean, and race