Hospital acquired infection rates
| Rates | Phase I | Phase II | Phase III | p Value |
|---|---|---|---|---|
| All infants | 40/1077 (4%) | 70/1148 (6%) | 52/1197 (4%) | 0.02 |
| VLBW (<1500 g) | 35/305 (11%) | 66/321 (21%) | 45/285 (16%) | <0.01 |
| Preterm (<37 weeks GA) | 38/706 (5%) | 70/773 (9%) | 48/708 (7%) | 0.02 |
GA, gestational age; VLBW, very low birth weight.