Factors associated with intubation at 24 hours
| Invasive ventilation in the first 24 hours (%) | Non invasive ventilation in the first 24 hours (%) | P value | |
|---|---|---|---|
| Birth Weight | 749.7 ± 279 g | 1100 ± 253 g | <0.001 |
| Gestational Age | 25.9 ± 2.3 weeks | 29.1 ± 2.3 weeks | <0.001 |
| Histologic Chorioamnionitis | 18.7 | 6.8 | 0.002 |
| Intubation in the delivery room | 76.5 | 24.3 | <0.001 |
| Chest compressions | 33.8 | 4.5 | <0.001 |
| Severe IVH | 10.2 | 1.1 | <0.001 |
| PDA | 75.2 | 31.4 | <0.001 |
| PDA requiring surgery | 26.5 | 2.9 | <0.001 |
| Abnormal brain MRI | 61.0 | 33.7 | <0.001 |
| BPD | 63.3 | 25.1 | <0.001 |
| Severe ROP | 82.9 | 17.1 | <0.001 |