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Demographic characteristics of pregnancies (n = 665).
| Variable | Mean (SD) |
|---|---|
| Maternal age (years) | 30.2 (4.7) |
| Maternal pre-pregnancy BMI (kg/m2) | 24.8 (4.8) |
| Birth weight (g) | 3594 (464.7) |
| Gestational age at birth (days) | 279.6 (9.1) |
| Placental weight at birth (g) | 648 (138.7) |
Information on maternal age and pre-pregnancy BMI is from inclusion in the Roskilde cohort. All numbers are given in mean and standard deviations (SD).
