Table 1. Background and gestational characteristics of the study participants.
| Background characteristics | Value |
|---|---|
| Number of participants | 100 |
| Age, years (median (range)) | 35.8 (25–48) |
| BMI before pregnancy, kg m−2 (median (range)) | 21.1 (17.0–35.5) |
| Gestational age at delivery (median (range)) | 38 weeks, 2 days (31 weeks, 5 days–41 weeks, 3 days) |
| Parity | |
| Primipara | 59 (59.0) |
| Multipara | 41 |
| Complicating disease (including some overlap) | |
| Hypertension | 14 (14.0) |
| Thyroid disease | 13 (13.0) |
| Diabetes mellitus/gestational diabetes mellitus | 9 (9.0) |
| Collagen disease | 6 (6.0) |
| Kidney disease | 3 (3.0) |
| Gestational complications | |
| Hypertensive disorder in pregnancy | 7 (7.0) |
| Preeclampsia | 2 |
| Superimposed preeclampsia | 3 |
| Gestational hypertension | 2 |
| Early onset (<32 weeks of gestation) | 2 |
| Late onset (⩾32 weeks of gestation) | 4 |
| Postpartum | 1 |
| Small for gestational age (defined as an infant with birth weight <−1.5 s.d.) | 9 (9.0) |
Abbreviation: BMI, body mass index.
All values are presented as number (percentage) unless otherwise indicated.