Table 4.
Multiple regression analysis adjusted with relative risk.
| Variablec | Relative risk adjusteda (95% CI) |
|---|---|
| Birth weight, g | |
| <2500 | 0.56 (0.26–1.25) |
| >2500 | Reference |
| Birth weightb, g | |
| <4000 | Reference |
| >4000 | 2.16 (0.41–11.37) |
| Neonatal adequacy of weight to gestational age | |
| SGA/LGA | 1.17 (0.73–1.87) |
| ADA | Reference |
| Gestational age at birth, wk | |
| <37 | 0.53 (0.26–1.06) |
| ≥37 | Reference |
aAjusted for body mass index, race/color, number of gestation, chronic hypertension, and previous preeclampsia; bit was not possible to be adjusted for chronic hypertension; SGA: small for gestational age, ADA: adequate for gestational age, LGA: large for gestational age; cexcluded one case of fetal death in second trimester.