Table 1.
Subject characteristicsa.
| Total n = 1,192 | |
|---|---|
| Maternal age at follow-up(years) | 36.8 (4.7) |
| Missing | NA |
| Educational level at baseline | |
| Low | 572 (48.0) |
| High | 586 (49.2) |
| Missing | 34 (2.9) |
| Ethnicity | |
| Dutch/European | 742 (62.2) |
| Non-European | 445 (37.3) |
| Missing | 5 (0.4) |
| Parity at baseline | |
| Nulliparous | 729 (61.2) |
| Multiparous | 463 (38.8) |
| Missing | NA |
| Dietary caloric intake during pregnancy | 2077 (508) |
| Missing | 282 (23.7) |
| Gestational weight gain (until late pregnancy) | 10.3 (4.7) |
| Missing | 5 (0.4) |
| Pre-pregnancy BMI (kg/m2) b | 22.7 (20.8, 25.3) |
| Missing | NA |
| Creatinine early pregnancy (μg/mL)b | 1019 (486, 1656) |
| Missing | NA |
| Creatinine mid-pregnancy (μg/mL)b | 1163 (739, 1818) |
| Missing | NA |
| Smoking during pregnancy | |
| Nonsmoking | 850 (71.3) |
| Smoking | 265 (22.2) |
| Missing | 77 (6.5) |
| Alcohol consumption during pregnancy | |
| No alcohol use | 480 (40.3) |
| Alcohol use | 635 (53.3) |
| Missing | 77 (6.5) |
| Breastfeeding (months)b | 3.5 (1.5, 6.5) |
| Missing | 233 (19.5) |
| Maternal weight change (kg) | 4.7 (7.2) |
| Missing | NA |
a
Values are means (standard deviation) or numbers of subjects (percentage).
b
Median (IQR range)
NA: not applicable