Perinatal characteristics
| ELBW (n=115) | Comparison (n=50) | |
|---|---|---|
| Birthweight (g): mean (range) | 730.6 (520-800) | 3487.6 (2614-4706) |
| Gestation (weeks): mean (range) | 26.0 (23-38) | 40.0 (38-42) |
| NICU stay (days): mean (range) | 112.5 (7-500) | 0 |
| Ventilation (days): mean (range) | 53.0 (0-155) | 0 |
| Oxygen (days): mean (range) | 93.8 (2-480) | 0 |
| Small for gestational age | 32% | 0 |
| Twin | 31% | 0 |
| Birthweight: | ||
| 701-800 g | 72% | 0 |
| 601-700 g | 21% | 0 |
| 501-600 g | 7% | 0 |