Table 4.

Predictors of mortality in multivariate analysis.

Variable	OR (IC)	P value
For each increase of the RACHS-1 category	2.374 (2.074-2.717)	0.0001
Period from 2009 to 2014	0.650 (0.508-0.831)	0.0001
Age
0 to 28 days	4.983 (2.474-10.038)	0.0001
29 days to 1 year	2.717 (1.388-5.317)	0.004
1 year to 12 years	2.091 (1.054-4.149)	0.035
12 years to under 18 years of age
Weight
0 to 5 kg	2.29 (1.673-3.151)	0.0001
5.1-10 kg	1.352 (0.928-1.970)	0.0001
>10 kg

CI=confidence interval (95%)