Maternal Characteristic | Responders (n = 895) | Non-Responders (n = 955) | p-value |
---|---|---|---|
Hispanic | 5 (0.6) | 10 (1.1) | 0.24 |
Race | |||
White | 768 (85.8) | 829 (86.8) | 0.53 |
Black | 9 (1.0) | 16 (1.7) | 0.21 |
Othera | 113 (12.6) | 100 (10.5) | 0.15 |
More than one pregnancy affected by HDP | 221 (23.2) | 235 (26.3) | 0.12 |
Pregnancy Characteristic | Responders (n = 895) | Non-Responders (n = 955) | p-value |
Years between pregnancy and completion of survey (or added pregnancy), years (mean ± SD) | 5.5 (± 7.1) | 4.2 (± 5.8) | < 0.001 |
Maternal age at delivery, years (mean ± SD) | 29.5 (± 5.2) | 29.0 (± 5.0) | 0.07 |
Delivery occurred in the US | 763 (85.6) | 777 (83.3) | 0.17 |
Type of prenatal provider | |||
Obstetrician | 661 (73.9) | 684 (71.2) | 0.75 |
Midwife | 115 (12.8) | 132 (13.8) | |
Family practice | 53 (5.9) | 68 (7.1) | |
Other | 66 (7.4) | 71 (7.4) | |
Parity | |||
0 | 824 (92.1) | 860 (90.0) | 0.43 |
1 | 52 (5.8) | 69 (7.2) | |
2 | 11 (1.2) | 20 (2.1) | |
≥ 3 | 8 (0.9) | 6 (0.6) | |
Multiple gestation | 30 (3.3) | 39 (4.1) | 0.40 |
Smoking | 62 (6.9) | 69 (7.3) | 0.80 |
Type of HDP | |||
Preeclampsia | 646 (72.2) | 732 (76.7) | 0.03 |
Eclampsia | 66 (7.4) | 47 (4.9) | 0.03 |
HELLP syndrome | 381 (42.6) | 372 (38.9) | 0.11 |
Exacerbation of CHTN | 59 (6.6) | 65 (6.8) | 0.85 |
Unsure of or did not receive a diagnosis | 66 (7.4) | 68 (7.1) | 0.83 |
Clinical Abnormalities | |||
Elevated liver function tests | 513 (60.1) | 508 (55.9) | 0.02 |
Kidney problems | 206 (24.2) | 159 (17.5) | < 0.001 |
Low platelets | 415 (48.7) | 409 (45.1) | 0.03 |
Fluid in the lungs | 94 (11.0) | 74 (8.2) | 0.02 |
Seizure | 57 (6.7) | 29 (3.2) | 0.003 |
Increased protein | 662 (77.6) | 726 (80.1) | 0.23 |
Maximum SBP, mmHg (mean ± SD)b | 184 (± 26.7) | 185 (± 26.9) | 0.51 |
Maximum DBP, mmHg (mean ± SD)c | 112 (± 18.1) | 113 (± 18.8) | 0.32 |
Offspring Characteristicsd | Responder (n = 929) | Non-Responder (n = 1009) | p-value |
Gestational age at delivery, weeks (median, range) | 34 (20–44) | 34 (20–44) | 0.83 |
Cesarean delivery | 629 (68.7) | 676 (68.2) | 0.80 |
Birth weight, grams (mean ± SD)e | 2051 (± 987) | 2065 (± 975) | 0.75 |
Female sex | 472 (51.2) | 469 (47.3) | 0.23 |
Offspring outcome | |||
Live birth with living child | 817 (88.2) | 909 (91.2) | 0.02 |
Live birth with subsequent infant death | 59 (6.4) | 59 (5.9) | |
Stillbirth | 50 (5.4) | 29 (2.9) |