Table 2.
Subjects and scans in the study.
| Subjects | All scans | Preterm scans | Term scans | |
|---|---|---|---|---|
| Number | 95 | 114 | 58 | 56 |
| GA scan (weeks) | 36.6 ± 4.6 | 32.4 ± 2.2 | 40.9 ± 1.5 | |
| GA birth (weeks) | 29.6 ± 2.6 | 29.5 ± 2.6 | 29.4 ± 2.3 | 29.7 ± 2.9 |
| Birth weight (kg) | 1.27 ± 0.52 | 1.26 ± 0.48 | 1.20 ± 0.33 | 1.33 ± 0.61 |
| Female | 48 | 58 | 32 | 26 |
| Male | 47 | 56 | 26 | 30 |
| Singletons | 37 | 50 | 27 | 23 |
| Twins | 58 | 64 | 31 | 33 |
| WM lesions | 1 | 2 | 1 | 1 |
| WM cysts | 2 | 2 | 1 | 1 |
| Cerebellar heam orrage | 1 | 1 | 1 | 0 |
Some subjects had two or three scans. The first column refers to numbers and averages over all subjects. The other columns refer to numbers or averages over all scans, scans at preterm period (GA at scan between 27 and 37 weeks) and term equivalent age (GA at scan between 37 and 44 weeks).