Table 3. Adjusted Odds Ratio of the Effect of Regular Physical Activity on Individual Insomnia Symptom Stratified by Body Weight, Rural Midwest, 2005 (n=1,234).
| Characteristics | Underweight/Normal (N=478) | Overweight/Obese (N=756) | ||
|---|---|---|---|---|
|
| ||||
| aPORa | 95% CI | aPOR | 95% CI | |
| Difficulty falling asleep | 0.39 | (0.24-0.64) | 0.86 | (0.71-1.05) |
| Sleep continuity disturbances | 0.53 | (0.30- 0.94) | 0.70 | (0.58-0.84) |
| Early morning awakening | 0.46 | (0.18-0.14) | 0.83 | (0.60-1.15) |
a
aPOR: adjusted prevalence odds ratio; 95% CI: 95% confidence interval, controlling for age, gender, marital status, education, and a composite indicator of chronic diseases.