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Neonatal characteristics of the very preterm group.
| Gestational age (weeks) | 29.82 (2.17) |
| Birth weight (g)* | 1358.62 (402.68) |
| Singleton (# subjects) | 18 |
| Early illness severity (SNAP-II)* | 10 (11) |
| Days on mechanical ventilation* | 13 (7) |
| IVH (Grade I–II; # subjects) | 2 |
*One very preterm child was recruited from outside the longitudinal cohort, excluding scores for certain neonatal variables.
