Table 1:

Characteristics of participants included in image analysis

CharacteristicAll GA (n = 114)GA <25 Weeks (n = 56)GA ≥25 Weeks (n = 58)
GA at fetal MR imaging (range)  (median) (IQR) (wk)19.00–39.43 (25.9 [21.9–32.3])19.00–24.43 (21.8 [21.0–23.1])25.86–39.43 (32.2 [29.1–34.1])
Maternal age at fetal MR imaging  (range) (median) (IQR) (yr)16.00–41.00 (31.0 [28.0–34.0])16.00–41.00 (31.0 [28.8–35.0])17.00–41.00 (31.0 [27.2–34.0])
Brain region (No.) (%)
 Ventriculomegaly39 (34.2%)20 (35.7%)19 (32.8%)
  Mild23 (21.9%)14 (25.0%)9 (15.5%)
  Moderate7 (4.4%)4 (3.6%)3 (5.1%)
  Severe9 (7.9%)2 (3.6%)7 (12.1%)
 Posterior fossa26 (22.8%)12 (21.4%)14 (24.1%)
 Corpus callosum13 (11.4%)3 (5.4%)10 (17.2%)
 Sulcation/migration15 (13.2%)9 (16.1%)6 (10.3%)
 Normal brain15 (13.2%)11 (19.6%)4 (6.9%)
 Space-occupying lesion4 (3.5%)1 (1.8%)3 (5.2%)
 Vascular anomaly1 (0.9%)0 (0.0%)1 (1.7%)
 Hemorrhage1 (0.9%)0 (0.0%)1 (1.7%)
  • Note:—IQR indicates interquartile range.