Table 2.

Independent risk factors of retinopathy of prematurity in the first 24 h after birth and during hospitalization^a in infants born at <32 weeks gestation.

	B-value	SE value	Wals value	OR valueb	95% CI	p-value
FIRST 24 H AFTER BIRTH
Gestational age	−0.889	0.224	15.725	0.411	0.265–0.638	<0.001
Mean blood pressure in 0–12 h	−0.126	0.066	3.622	0.882	0.775–1.004	0.057
DURING HOSPITALIZATION
Hospital stay	0.104	0.034	9.526	1.110	1.039–1.185	0.002
Duration of non-invasive ventilation	−0.043	0.023	3.508	0.957	0.915–1.002	0.061
Total days of pH <7.2	−0.715	0.323	4.892	0.489	0.260–0.922	0.027
Necrotising enterocolitis	3.768	2.194	2.950	43.298	0.588–3190.097	0.086
Neonatal sepsis	1.971	1.082	3.319	7.176	0.861–59.800	0.068
Number of packed red blood cell transfusions	0.677	0.395	2.938	1.968	0.907–4.269	0.087

^aVariables with p <0.2 in the unadjusted analysis (Table 1) were entered into a backward stepwise multivariate logistic regression analysis.

Data from all very and extremely preterm infants (n = 107) were analyzed to predict

^bROP (n = 23).