Table 5. Family History of risk factors for participants with and without preeclampsia.
| Variable | Enrolled pairs | ||
|---|---|---|---|
| Cases n (%) | Control n (%) | ||
| N | 773 | 384 | 389 |
| Diabetes mellitus | No | 362 (94.27) | 365 (93.83) |
| Yes | 12 (3.13) | 17 (4.37) | |
| Unknown | 4 (1.04) | 3 (0.77) | |
| Missing | 6 (1.56) | 4 (1.03) | |
| Sickle Cell Disease | No | 359 (92.29) | 363 (93.32) |
| Yes | 12 (3.13) | 16 (4.11) | |
| Unknown | 8 (2.08) | 6 (1.54) | |
| Missing | 5 (1.30) | 4 (1.03) | |
| Asthma | No | 363 (94.53) | 368 (94.60) |
| Yes | 9 (2.34) | 6 (1.54) | |
| Unknown | 5 (1.30) | 8 (2.06) | |
| Missing | 7 (1.82) | 7 (1.80) | |
| preeclampsia | No | 361 (94.01) | 361 (92.80) |
| Yes | 2 (0.52) | 1 (0.25) | |
| Unknown | 17 (4.43) | 18 (4.46) | |
| Missing | 4 (1.04) | 9 (2.31) | |
| Birth defects | No | 374 (97.40) | 379 (97.43) |
| Yes | 3 (0.78) | 4 (1.03) | |
| Unknown | 3 (0.78) | 3 (0.77) | |
| Missing | 4 (1.04) | 3 (0.77) | |
| Multiple pregnancies | No | 272 (70.83) | 271 (69.67) |
| Yes | 104 (27.08) | 111 (28.53) | |
| Unknown | 4 (1.04) | 3 (0.77) | |
| Missing | 4 (1.04) | 4 (1.03) | |