TABLE 4.

Logistic Regression Analysis of NICU 1, With Eye Examination Variable Included

Variable	Odds Ratio	P
Birth wt (g)
<1000	17 (7.7, 37.5)*	<0.001
1001−1500	5 (2.0, 12.8)	0.01
1501−2500	1.8 (0.7, 4.7)	0.2
>2500	1.0	Referent
>Mean (4.3) NC-CPAP days	5.3 (2.9, 9.4)	<0.001
>Mean (2.9) ventilator days	2.0 (1.1, 3.4)	0.014
Prior eye examinations†	3.7 (1.8, 7.4)	<0.001

^*Numbers in parentheses, 95% CI.

^†All eye examinations performed during NICU hospitalization in uninfected infants versus eye examinations performed before conjunctivitis in case infants.