Variable
All women
Body mass index
Body mass index
Body mass index
Missing (n, %)
<25 kg/m2 ≥25 kg/m2 Pdiffa
Development cohort
n 315 182 (57.8%) 133 (42.2%) - -
Age, years 30.5 (5.1) 30.3 (5.1) 30.8 (5.1) 0.41 -
Body mass index (kg/m2) 25.1 (4.3) 22.2 (1.6) 29.2 (3.5) - -
Mean arterial pressure (mmHg) 79.3 (7.9) 77.1 (7.5) 82.1 (7.4) <0.0001 5 (1.6%)
White ethnicity (n, %) 293 (93.0%) 166 (91.2%) 127 (95.5%) 0.15 4 (1.3%)
Gestation at delivery (weeks) 40.4 (1.2) 40.3 (1.2) 40.5 (1.1) 0.24 -
Neonatal birthweight (kg) 3.5 (0.5) 3.4 (0.5) 3.6 (0.5) <0.001 -
Neonatal admission (n, %) 6 (1.9%) 5 (2.8%) 1 (0.8%) 0.91 -
Fetal sex, male (n, %) 164 (52.1%) 96 (52.8%) 68 (51.1%) 0.84 -
Evaluation cohort
n 50
Cases (n, %) 15 (30%)
Age, years 32.0 (5.2)
Body mass index (kg/m2) 27.2 (5.6)
Gestation at amniocentesis (weeks) 22.9 (3.4)