Table 3.
Demographic and Clinical Characteristics of Children with Neurodevelopmental Delay (Cases) vs. Controls
| Characteristic | Cases | Controls | P |
|---|---|---|---|
| Study sample, n | 125 | 147 | |
| Gender, n (%) | |||
| Male | 69 (55.2) | 74 (50.3) | 0.42 |
| Female | 56 (44.8) | 73 (49.7) | |
| Race/ethnicity, n (%) | |||
| White | 25 (20.0) | 67 (45.6) | <0.001 |
| Black | 55 (44.0) | 49 (33.3) | |
| Other | 45 (36.0) | 31 (21.1) | |
| GA at delivery, mean ± SD, wk | 35.4 ± 3.7 | 35.0 ± 3.9 | 0.36 |
| GA at delivery, n (%) | |||
| ≥ 37 wks | 53 (42.4) | 55 (37.4) | 0.53 |
| 32–36 wks | 51 (40.8) | 60 (40.8) | |
| <32 wks | 21 (16.8) | 32 (21.8) | |
| Birth weight, mean ± SD, kg | 2383.4 ± 719.2 | 2407.2 ± 828.2 | 0.83 |
| Neurodevelopment, n (%) | |||
| MDI and PDI ≥ 85 | 0 | 147 (100) | |
| MDI and/or PDI <85 | 125 (100) | 0 | |
| MDI and/or PDI <70 | 50 (40.0) | 0 | |
| Chorioamnionitis, n (%) | 3 (2.4) | 5 (3.4) | 0.73 |
| Maternal tobacco use, n (%) | 22 (17.6) | 33 (22.4) | 0.32 |
| Antenatal multiple-course steroids, n (%) | 54 (43.2) | 72 (49.0) | 0.34 |
| Maternal education, y | 11.8 ± 2.7 | 12.6 ± 2.6 | 0.01 |