Characteristics of study group
| Characteristics | 1-150Values |
|---|---|
| Female | 57 |
| Male | 87 |
| Total | 144 |
| Gestational age (weeks) | |
| Mean (SD) | 28.9 (2.98) |
| Median | 29.0 |
| Range | 22.1–39.0 |
| Birthweight (g) | |
| Mean (SD) | 1287 (552) |
| Median | 1210 |
| Range | 450–4250 |
| Oxygen therapy | 140 |
| Ventilated | 135 |
| Non-survivors | 39 |
| Well survivors | 80 |
| BPD survivors | 25 |
↵1-150 Values are absolute numbers of subjects unless otherwise stated.