Table 5.
Odds of Having Pregnancy Weight Gain Expectations Above 1990 Institute of Medicine Recommendations
| Variable | Odds ratio | 95% CI | p value |
|---|---|---|---|
| Age, years | 1.0 | 0.88-1.0 | 0.24 |
| BMI (ref: NW) | 4.7 | 2.6-8.4 | 0.0001 |
| Weeks gestation | 0.9 | 0.9-1.1 | 0.88 |
| Race (ref: Caucasian)a | 1.0 | 0.5-2.1 | 0.95 |
| Nonmarried (ref: married) | 0.8 | 0.3-1.7 | 0.49 |
| Early pregnancy weight gain, kg | 2.7 | 1.3-1.5 | 0.0001 |
| Multiparity (ref: primiparous) | 0.9 | 1.5-4.9 | 0.001 |
| Practitioner advice (ref: no advice) | 0.6 | 0.5-1.4 | 0.58 |
| Dieting history, number of times lost ≥10 lb | 1.0 | 0.8-1.2 | 0.76 |
| Low education (ref: ≥ high school education) | 2.5 | 1.0-5.7 | 0.04 |
| Low income (ref: >$25,000) | 2.8 | 1.0-7.4 | 0.04 |
a
Race: Latina, African American, and other combined. Reference category: non-Hispanic Caucasian.