Table 3.
Multivariable Logistic Regression for women who retained ≥20 lbs postpartum at one year postpartum
| Model 1 | Model 2 | Model 3 | |||||||
|---|---|---|---|---|---|---|---|---|---|
|
|
|||||||||
| Variable | Adjusted Odds Ratio | 95% Confidential Interval | Adjusted Odds Ratio | 95% Confidential Interval | Adjusted Odds Ratio | 95% Confidential Interval | |||
| Age | 0.96* | 0.92 | 0.99 | 0.95* | 0.91 | 0.99 | 0.96 | 0.91 | 1.00 |
| African American | 2.21* | 1.31 | 3.71 | 1.75 | 0.95 | 3.23 | 1.51 | 0.81 | 2.81 |
| Hispanic-English | 1.65 | 0.82 | 3.33 | 1.40 | 0.63 | 3.12 | 1.36 | 0.61 | 3.03 |
| Hispanic-Spanish | 0.96 | 0.51 | 1.83 | 1.16 | 0.56 | 2.41 | 1.03 | 0.48 | 2.21 |
| Unplanned Pregnancy | 1.32 | 0.86 | 2.03 | 1.25 | 0.76 | 2.05 | 1.28 | 0.76 | 2.14 |
| Weight Gain During Pregnancy | 1.08* | 1.06 | 1.10 | 1.08* | 1.06 | 1.10 | |||
| Prepregnancy BMI: Underweight | 1.82 | 0.67 | 4.97 | 1.54 | 0.52 | 4.51 | |||
| Prepregnancy BMI: Overweight | 3.24* | 1.93 | 5.46 | 3.25* | 1.90 | 5.55 | |||
| Prepregnancy BMI: Obese | 3.75* | 2.22 | 6.34 | 3.72* | 2.17 | 6.38 | |||
| Public Insurance | 1.50 | 0.90 | 2.50 | 1.40 | 0.81 | 2.39 | |||
| Single: In a Relationship | 1.30 | 0.74 | 2.27 | 1.12 | 0.63 | 2.00 | |||
| Single: Not in a Relationship | 1.20 | 0.60 | 2.42 | 1.08 | 0.53 | 2.20 | |||
| Working at 6 Months | 0.72 | 0.47 | 1.12 | ||||||
| Breastfeeding at 6 Months | 0.46* | 0.24 | 0.87 | ||||||
| Sleeps < 5 Hours | 1.08 | 0.65 | 1.79 | ||||||
| Smokes at 6 Months | 1.14 | 0.66 | 1.98 | ||||||
| Moderate Exercise | 0.61* | 0.40 | 0.93 | ||||||
| Hormonal Birth Control Use | 0.88 | 0.50 | 1.54 | ||||||
|
| |||||||||
| C Statistics (95% CI) | 0.65 (0.62–0.68) | 0.80 (0.76–0.84) | 0.82 (0.78–086) | ||||||
| N | 731 | 712 | 684 | ||||||
*
p<.05