Table 1.
Baseline characteristics of study participants.
| Control | All preeclampsia | HELLP syndrome | |
|---|---|---|---|
| n | 18 | 25 | 6 |
| Maternal age (year) | 33 ± 5 | 31 ± 6 | 35 ± 4 |
| Race | |||
| White | 72 (13) | 76 (19) | 83 (5) |
| Black | 22 (4) | 16 (4) | 17 (1) |
| Other/Mixed | 6 (1) | 8 (2) | 0 |
| Ethnicity | |||
| Non-Hispanic | 67 (12) | 80 (20) | 83 (5) |
| Hispanic | 17 (3) | 4 (1) | 17 (1) |
| Unknown | 17 (3) | 16 (4) | 0 |
| Gestational age (weeks) | 36 ± 3 | 34 ± 4 | 32 ± 6 |
| Multifetal gestation | 6 (1) | 8 (2) | 0 |
| Vaginal delivery | 39 (7) | 20 (5) | 17 (1) |
| SGA infant | 27 (5) | 24 (6) | 33 (2) |
| Pre-pregnancy BMI kg/m^2 | 24 ± 5 | 28 ± 8 | 31 ± 10 |
| Nulliparous | 56 (10) | 68 (17) | 83 (5) |
| Medical condition | |||
| Chronic HTN | 22 (4) | 44 (11) | 33 (2) |
| Pre-gestational DM | 0 | 8 (2) | 0 |
| Renal disease | 0 | 8 (2) | 17 (1) |
Values expressed as mean ± standard deviation or%(n). BMI = body mass index; HELLP = Hemolysis, elevated liver enzymes, low platelet syndrome; HTN = hypertension; DM = diabetes mellitus; SGA = small for gestational age