| Model | Beta In | t | Significance |
| Gestational Age | −0.023b | −0.135 | 0.894 |
| Length of Stay | −0.100b | −0.577 | 0.567 |
| BPD Home on O2 | −0.027b | −0.186 | 0.853 |
| HC 10th % at Birth | 0.054b | 0.379 | 0.706 |