Table 3.

Multivariate Analysis

Parameter	Category	Odds ratio	95% Wald Lower CI	95% Wald Upper CI	p-value
Hospital LOS after birth (days)		0.52	0.341	0.801	0.0029
Hematocrit		1.28	1.164	1.398	<  0.0001
Weight loss > 5%	Yes vs. No	2.78	1.213	6.345	0.0156
Phototherapy during first hospitalization	Yes vs. No	0.29	0.091	0.891	0.0308

LOS length of stay