Table 2.
Differences in baseline characteristics between retrospective prescreening tool and prospective postscreening tool implementation cohorts
| Prescreening tool (n ¼ 156) | Postscreening tool (n ¼ 136) | p-Value | |
|---|---|---|---|
| Baseline demographics | |||
| Race | 0.01a | ||
| African American | 95 (61) | 80 (59) | |
| Caucasian | 27 (17) | 43 (32) | |
| Asian | 11 (7) | 6 (4) | |
| Latino/Hispanic | 16 (10) | 5 (4) | |
| Other/unknown | 6 (4) | 2 (2) | |
| Maternal age (y) | 31.9 ± 5.9 | 31.7 ± 5.7 | 0.83 |
| Nulliparity | 44 (28) | 35 (25) | 0.72 |
| BMI (kg/m2) | 33.1 ± 8.4 | 32.7 ± 8.7 | 0.60 |
| Medicaid | 99 (64) | 85 (63) | 0.96 |
| Current smoker | 13 (8) | 15 (11) | 0.42 |
| Preeclampsia risk factor | |||
| Prior preeclampsia (any) | 51 (33) | 48 (35) | 0.64 |
| Prior severe preeclampsia | 19 (12) | 17 (13) | 0.93 |
| Chronic hypertension | 89 (57) | 65 (48) | 0.11 |
| Pregestational diabetes | 43 (28) | 29 (21) | 0.22 |
| Chronic kidney disease | 11 (7) | 3 (2) | 0.06 |
| Lupus | 5 (3) | 5 (3) | 0.83 |
| Antiphospholipid ab syndrome | 3 (2) | 0 (0) | 0.25 |
| Multifetal gestation | 9 (6) | 19 (14) | 0.02a |
Abbreviation: BMI, body mass index.
Note: Data presented as n (%) or mean ± standard deviation. No missing data.
a
Indicates significance, p < 0.05.