Table 4.
Odds Ratios (ORs) and 95% Confidence Intervals (CIs) for Measured Weight Gain of >10 Pounds Comparing Women with Hysterectomies and Control Women
| |
|
Bivariate modelsa |
Multivariable modelsb |
||
|---|---|---|---|---|---|
| Variable | Categories | OR | (95% CI) | OR | (95% CI) |
| Hysterectomy status | No | 1.00 | 1.00 | ||
| Yes | 1.68 | (1.12–2.53) | 1.61 | (1.04–2.48) | |
| Age at interview (years) | 45–47 | 1.00 | 1.00 | ||
| 40–44 | 1.39 | (0.79–2.43) | 1.22 | (0.68–2.20) | |
| 35–39 | 1.36 | (0.75–2.47) | 1.15 | (0.61–2.16) | |
| 30–34 | 0.91 | (0.38–2.22) | 1.02 | (0.40–2.61) | |
| Baseline weight | Continuous | 1.02 | (1.01–1.03) | 1.01 | (1.00–1.02) |
| Race | White | 1.00 | 1.00 | ||
| African American | 1.81 | (1.20–2.74) | 1.23 | (0.76–1.98) | |
| Other | 0.98 | (0.28–3.45) | 0.94 | (0.26–3.46) | |
| Marital status | Married/living as married | 1.00 | 1.00 | ||
| Single | 2.15 | (1.32–3.50) | 1.88 | (1.09–3.23) | |
| Divorced/widowed | 1.82 | (1.10–3.02) | 1.33 | (0.78–2.27) | |
| Educational level | ≤High school graduate | 1.00 | 1.00 | ||
| College graduate | 0.56 | (0.34–0.91) | 0.74 | (0.44–1.26) | |
| Graduate degree | 0.50 | (0.28–0.91) | 0.72 | (0.37–1.38) | |
| Number of full-term pregnancies | 0 | 1.00 | |||
| 1 | 0.86 | (0.47–1.58) | |||
| 2–3 | 0.92 | (0.56–1.49) | |||
| ≥4 | 1.42 | (0.63–3.20) | |||
| Smoking status | Nonsmoker | 1.00 | 1.00 | ||
| Former smoker | 1.61 | (0.97–2.68) | 1.83 | (1.07–3.13) | |
| Current smoker | 1.85 | (1.11–3.10) | 1.66 | (0.95–2.91) | |
| Current alcohol drinker | No | 1.00 | 1.00 | ||
| Yes | 0.61 | (0.40–0.92) | 0.71 | (0.45–1.11) | |
| Strenuous physical activity | Never or <once a month | 1.00 | |||
| Up to 1 time a week | 0.86 | (0.50–1.46) | |||
| 2–6 times a week | 0.59 | (0.36–0.94) | |||
| ≥7 times a week | 0.75 | (0.24–2.30) | |||
| Moderate physical activity | Never or <once a month | 1.00 | |||
| Up to 1 time a week | 0.84 | (0.43–1.64) | |||
| 2–6 times a week | 0.70 | (0.38–1.29) | |||
| ≥7 times a week | 0.50 | (0.21–1.18) | |||
| Occupational physical activity | Mostly sitting | 1.00 | |||
| Mostly standing/walking | 1.24 | (0.72–2.14) | |||
| Active | 0.99 | (0.59–1.68) | |||
| Not employed | 0.95 | (0.50–1.82) | |||
| Change in strenuous physical activity | No change | 1.00 | |||
| (follow-up vs. baseline) | Increased | 0.77 | (0.44–1.36) | ||
| Decreased | 1.06 | (0.66–1.69) | |||
| Change in moderate physical activity | No change | 1.00 | |||
| (follow-up vs. baseline) | Increased | 1.07 | (0.67–1.73) | ||
| Decreased | 1.28 | (0.78–2.13) | |||
| Weight change as adult | Stable or weigh less | 1.00 | 1.00 | ||
| Gained weight | 1.92 | (1.11–3.31) | 1.17 | 0.65–2.13 | |
| Weight fluctuates | 2.47 | (1.42–4.30) | 1.67 | 0.93–3.00 | |
| Tubal ligation | Yes | 1.00 | |||
| No | 0.80 | (0.54–1.21) | |||
a
Models assessed risk for weight gain >10 lbs with each variable individually.
b
Multivariable model contained terms for age and all variables that had statistically significant associations in bivariate analyses.