Table 2 Mortality and morbidity among infants with and without nosocomial infections, for infants with birth weight less than 1500 g and 1500 g or more (asterisks indicate significant difference at p < 0.05 level between infants with and without nosocomial infections within each birth weight group).
Birthweight | Less than 1500 g | 1500 g or more | ||
|---|---|---|---|---|
Outcome (%) | With NI (n = 765) | Without NI (n = 2488) | With NI (n = 329) | Without NI (n = 12915) |
Mortality | 8.7 | 8.6 | 8.5 | 1.3* |
Necrotizing enterocolitis | 13.4 | 4.4* | 8.8 | 0.4* |
Chronic lung disease | 38.7 | 18.5* | 25.7 | 4.4* |
Severe intraventricular hemorrhage | 10.5 | 8.2* | 5.3 | 2.8* |
Severe retinopathy of prematurity | 14.6 | 8.1* | 0.0 | 0.0 |
Survival without major morbidity | 46.3 | 69.5* | 74.8 | 96.0* |