Table 5.

Multinomial regression model to identify maternal characteristics associated with birth weight.

Response	β coefficient	RRR	95% CI	P
↓CO Group
Birth weight (100g increments)	-0.21	0.81	0.66-0.98	0.03
Gestational age (delivery)	0.53	1.71	1.00-2.92	0.05
Maternal age	-0.05	0.95	0.81-1.11	0.51
Maternal race	0.27	1.31	0.70-2.42	0.40
Body Mass Index	-0.07	0.93	0.83-1.04	0.22
Chronic hypertension	0.05	1.05	0.19-5.91	0.95
Severe preeclampsia	0.44	1.55	0.19-12.74	0.69
Mixed Group
Birth weight (100g increments)	-0.19	0.83	0.64-1.07	0.15
Gestational age (delivery)	0.28	1.32	0.70-2.51	0.39
Maternal age	0.39	1.48	0.97-2.26	0.07
Maternal race	-1.87	0.15	0.02-1.00	0.15
Body Mass Index	-0.20	0.82	0.60-1.12	0.21
Chronic hypertension	-3.22	0.04	0.00-1.35	0.07
Severe preeclampsia	3.49	32.71	0.38-2805	0.13

RRR – relative risk ratio