Table 1 Subject characteristics by gestational hypertensive disorder (n = 3391)
From: Gestational hypertensive disorders and retinal microvasculature: the Generation R Study
Normotensive pregnancy | GH | PE | P value | |
|---|---|---|---|---|
(n = 3183) | (n = 145) | (n = 63) | ||
Maternal characteristics (pregnancy) | ||||
Age at enrollment (years) | 30.1 (5.1) | 30.4 (5.1) | 29.4 (5.5) | 0.44 |
Gestational age at enrollment (weeks) | 13.9 (10.9, 22.2) | 13.4 (10.1, 22.9) | 13.8 (10.3, 22.5) | 0.15 |
Height (cm) | 166.6 (7.4) | 168.0 (7.3) | 165.3 (6.8) | 0.03 |
Pre-pregnancy weight (kg) | 64.0 (50.0, 87.0) | 70.0 (54.0, 114.4) | 68.0 (53.2, 105.0) | <0.001 |
Pre-pregnancy body mass index (kg/m2) | 22.7 (18.7, 31.5) | 25.2 (20.0, 40.2) | 24.4 (19.2, 37.2) | <0.001 |
Weight at enrollment (kg) | 67.0 (52.8, 91.1) | 75.0 (56.3, 112.0) | 70.0 (52.0, 110.4) | <0.001 |
Systolic blood pressure at enrollment (mmHg) | 114.8 (11.7) | 126.0 (13.1) | 120.4 (12.9) | <0.001 |
Diastolic blood pressure at enrollment (mmHg) | 67.3 (9.0) | 76.7 (11.3) | 74.3 (9.9) | <0.001 |
Primiparous (no., %) | 1894 (60.0) | 110 (75.9) | 51 (81.0) | <0.001 |
Non-European ethnicity (no., %) | 1267 (40.8) | 42 (29.0) | 30 (47.6) | 0.005 |
Lower educational level (no., %) | 272 (9.2) | 11 (7.9) | 6 (10.0) | 0.02 |
Smoking (no., %) | 749 (26.6) | 43 (32.1) | 13 (21.3) | 0.29 |
Pregnancy outcomes | ||||
Gestational age at birth (weeks) | 40.1 (37.1, 42.1) | 40.1 (37.2, 42.1) | 38.6 (30.9, 41.5) | <0.001 |
Birth weight (g) | 3442.1 (539.8) | 3432.8 (578.6) | 2889.3 (877.4) | <0.001 |
Small for gestational age < p10 (no., %) | 296 (9.3) | 20 (13.8) | 17 (27.0) | <0.001 |
Male sex (no., %) | 1624 (51.0) | 76 (52.4) | 25 (39.7) | 0.19 |