| Corticosteroid | Feeding Day | |||
| <10 days | ≥10 days | Total | % < 10 days | |
| yes | 16 | 3 | 19 | 84.2% |
| no | 3 | 6 | 9 | 33.3% |
| Total | 19 | 9 | 28 | |
| p = 0.0016 | ||||