Mean Birth Weight (g) | 795 | 1077 | <0.001 |
Mean Gestational Age (weeks) | 26 | 29 | <0.001 |
Histologic Chorioamnionitis (%) | 19.5 | 6.5 | 0.003 |
Intubation in Delivery Room (%) | 56.0 | 30.8 | <0.001 |
Chest Compressions (%) | 18.0 | 7.0 | <0.001 |
Surfactant Therapy (%) | 50.7 | 39.4 | 0.024 |
Invasive Ventilation at 24 hours (%) | 70.3 | 24.9 | <0.001 |
Duration of Invasive Ventilation (days) | 33 | 9 | <0.001 |
PDA (%) | 84.7 | 52.8 | <0.001 |
PDA Requiring Surgery (%) | 41.9 | 6.5 | <0.001 |
Severe IVH (%) | 8.1 | 1.5 | 0.014 |
BPD (%) | 91.4 | 35.5 | <0.001 |
Length of Stay (days) | 81 | 59 | <0.001 |