Table 1.
Baseline demographic and clinical characteristics included in the primary analysis by study group.
| Total (n=30) | Cohort 1 (n=10) | Cohort 2 (n=10) | Cohort 3 (n=10) | |
|---|---|---|---|---|
| Age (years) | 33 (23–41) | 34 (25–40) | 31 (24–38) | 33 (23–41) |
| Weight (kg) | 86.5 (59.5147.5) | 83.3 (69.4126.6) | 85.4 (59.5125.6) | 93.5 (71.2147.5) |
| Gestational age (weeks) | 39 (34–39) | 39 (34–39) | 39 (37–39) | 39 (37–39) |
| Parity | 1 (0–5) | 2 (1–5) | 1 (0–3) | 2 (0–3) |
| Ethnicity | ||||
| White | 11 (37%) | 4 (40%) | 4 (40%) | 3 (30%) |
| Black | 16 (53%) | 5 (50%) | 5 (50%) | 6 (60%) |
| Hispanic | 1 (3%) | 1 (10%) | 0 | 0 |
| Asian | 1 (3%) | 0 | 0 | 1 (10%) |
| Other | 1 (3%) | 0 | 1 (10%) | 0 |
| Preoperative labs | ||||
| Serum Creatinine (mg/dL) | 0.5 (0.38–0.68) | 0.5 (0.47–0.52) | 0.5 (0.44–0.62) | 0.5 (0.38–0.68) |
| Hematocrit (%) | 33.9 (27.841.9) | 33.1 (30.238.4) | 34.5 (37.340.4) | 36.3 (27.841.9) |
| Platelets (×103) | 210 (93–408) | 226 (93–408) | 212 (174–381) | 251 (167–378) |
| Comorbidity | ||||
| Diabetes | 9 (30%) | 3 (30%) | 2 (20%) | 4 (40%) |
| Hypertension | 5 (17%) | 2 (20%) | 1 (10%) | 2 (20%) |
| Preeclampsia at time of delivery | 4 (13%) | 1 (10%) | 2 (20%) | 1 (10%) |
| Baby aspirin use before delivery | 7 (23%) | 1 (10%) | 3 (30%) | 3 (30%) |
Data were collected at study entry and are shown as median (range), n (%) or n/N (%). SI conversion factor: to convert creatinine to μmol/L multiply by 76.25.