Table 2.
Selected risk factors for preeclampsia, placental abruption, and small for gestational age births.
| Preeclampsia | Placental abruption | Small for gestational age | |
|---|---|---|---|
| Demographic and behavioral | |||
| Maternal age <20 years | ↑ | ↑ | ↑ |
| Maternal age ≥35 years | ↑ | ↑ | ↑ |
| Nulliparity | ↑ | – | ↑ |
| Multiparity | ↓ | ↑ | – |
| Cigarette smoking | ↓ | ↑ | ↑ |
| Cocaine use | ↑ | ↑ | ↑ |
| Underweight | ↓ | – | ↑ |
| Obesity | ↑ | – | – |
| Maternal and reproductive | |||
| Multifetal gestation | ↑ | ↑ | ↑ |
| Chronic hypertension | ↑ | ↑ | ↑ |
| Diabetes mellitus | ↑ | ↑ | ↑ |
| H/O preeclampsia | ↑ | ↑ | ↑ |
| H/O abruption | ↑ | ↑ | ↑ |
| H/O SGA | ↑ | ↑ | ↑ |
(↑) Associated with an increased risk; (↓) Associated with a decreased risk; (–) No association.