Table 3. Comparison of Demographic Characteristics Between Those With and Without PE.
| Characteristic | Participants, No. (%) | P value | |
|---|---|---|---|
| Mothers with PE (n = 94) | Mothers without PE (n = 308) | ||
| Maternal characteristics | |||
| Maternal age, mean (SD), y | 29.7 (5.9) | 28.7 (6.5) | .15 |
| Maternal minoritized race or ethnicity | 49 (52.1) | 175 (56.8) | .42 |
| Low income, public assistance, Medicaid | 50 (53.2) | 208 (67.5) | .01a |
| Education less than high school | 12 (12.9) | 43 (14.0) | .79 |
| Infant characteristics | |||
| No. | 105 | 421 | NA |
| Sex | |||
| Female | 55 (52.4) | 186 (44.2) | .13 |
| Male | 50 (47.6) | 235 (55.8) | |
| Birth weight, mean (SD), g | 862 (239) | 962 (283) | <.001a |
| Gestational age, mean (SD), wk | 27.6 (1.6) | 26.9 (1.9) | <.001a |
| Fetal growth restriction | 21 (20.0) | 25 (6.0) | <.001a |
| Severe retinopathy of prematurityb | 5 (4.8) | 26 (6.2) | .58 |
| Bronchopulmonary diseaseb | 55 (52.4) | 214 (50.8) | .78 |
| Necrotizing enterocolitis and/or sepsisb | 17 (16.2) | 79 (18.8) | .54 |
| Brain injuryb | 10 (9.5) | 47 (11.2) | .62 |
Abbreviations: NA, not applicable; PE, preeclampsia.
a
P < .05.
b
These conditions are summed to determine cumulative medical morbidities on the Bassler index.28