Table 3.
Unadjusted | Model 1a | Model 2b | ||||
---|---|---|---|---|---|---|
Outcome | OR | 95% CI | aOR | 95% CI | aORa | 95% CI |
All preterm birth (PTB) | 1.46 | 1.18-1.81 | 1.50 | 1.16-1.95 | 1.37 | 1.05-1.80 |
Spontaneous PTB | 1.54 | 1.18-2.01 | 1.62 | 1.14-2.24 | 1.59 | 1.13-2.25 |
Indicated PTB | 1.32 | 0.96-1.80 | 1.32 | 0.88-1.98 | 1.05 | 0.69-1.58 |
Preeclampsia or eclampsia | 1.39 | 1.14-1.70 | 1.31 | 1.03-1.67 | 1.18 | 0.92-1.51 |
Preeclampsia with severe features or eclampsia | 1.31 | 0.99-1.72 | 1.16 | 0.83-1.62 | 1.10 | 0.79-1.55 |
Preeclampsia without severe features | 1.44 | 1.10-1.89 | 1.43 | 1.03-2.01 | 1.25 | 0.89-1.76 |
Gestational hypertensionc | 1.68 | 1.42-1.98 | 1.48 | 1.22-1.79 | 1.39 | 1.14-1.69 |
Stillbirth | 1.62 | 0.98-2.66 | 1.71 | 0.94-3.11 | 1.05 | 0.38-2.95 |
Gestational diabetesd | 0.66 | 0.52-0.83 | 0.88 | 0.66-1.17 | 0.73 | 0.55-0.98 |
Small for gestational age | 0.90 | 0.76-1.07 | 0.94 | 0.76-1.17 | 0.94 | 0.75-1.17 |
Large for gestational age | 0.86 | 0.70-1.05 | 0.96 | 0.75-1.23 | 0.96 | 0.76-1.21 |
Adjusted for age, gravidity, poverty, race or ethnicity, education, and insurance
Adjusted for age, gravidity, poverty, race or ethnicity, education, insurance, BMI, smoking, pregestational diabetes, and chronic hypertension
Excluding women with chronic hypertension
Excluding women with pre-gestational diabetes