TABLE 4.
Patient Characteristics by Group
| Characteristic | Normal MRI | Abnormal MRI | Pa |
|---|---|---|---|
| Birth weight, kg | 3.2 ± 0.5 | 3.1 ± 0.5 | .23 |
| Gestational age, wk | 39 (38–39.7) | 38 (37.5–39) | .006 |
| Head circumference, cm | 33.8 ± 1.7 | 33.8 ± 1.5 | .89 |
| Age at surgery, d | 7 (5–11.5) | 7 (4–9.3) | .41 |
| Days between HUS and MRI | 4.7 ± 6.3 | 3.8 ± 3.1 | .70 |
| Female gender | 55 (45) | 13 (30) | .11 |
| Vaginal delivery | 77 (63) | 28 (64) | .99 |
| Diagnostic category | .68 | ||
| SV | 11 (9) | 5 (11) | |
| SVA | 54 (44) | 19 (43) | |
| 2V | 45 (37) | 18 (41) | |
| 2VA | 13 (10) | 2 (5) | |
| Enrollment site | .73 | ||
| SCH | 18 | 5 (22) | |
| RCH | 39 | 12 (24) | |
| TCH | 66 | 27 (29) |
Data are presented as mean ± SD, median (IQR), or absolute numbers (%). For enrollment site data, percentages in parentheses represent row percentages (ie, the percentage of patients with brain injury at each site).