Table 3:
Weighted analysis of the likelihood of having poor HRQoLa among different levels of physical activity based on duration and frequency
| No. with poor HRQoL/ No. of participants | Model Ib OR (95% CI) |
Model IIc OR (95% CI) |
Model IIId OR (95% CI) |
Model IVe OR (95% CI) |
|
|---|---|---|---|---|---|
| Physical Health | |||||
| >150 min/wk | 2195/9870 | 1 (ref) | 1 (ref) | 1 (ref) | 1 (ref) |
| 0-149 min/wk | 1216/3713 | 1.64 (1.38, 1.94) | 1.50 (1.26, 1.78) | 1.35 (1.13, 1.61) | 1.27 (1.06, 1.52) |
| No PA | 3900/8353 | 2.85 (2.51, 3.24) | 2.76 (2.43, 3.14) | 1.97 (1.71, 2.27) | 1.80 (1.55, 2.01) |
| p-value | < 0.001 | < 0.001 | < 0.001 | < 0.001 | |
| Mental Health | |||||
| >150 min/wk | 1066/9870 | 1 (ref) | 1 (ref) | 1 (ref) | 1 (ref) |
| 0-149 min/wk | 637/3713 | 1.45 (1.71, 1.79) | 1.16 (0.93, 1.45) | 1.03 (0.82, 1.29) | 0.99 (0.79, 1.23) |
| No PA | 1848/8353 | 1.95 (1.66, 2.29) | 1.81 (1.53, 2.14) | 1.24 (1.03, 1.50) | 1.17 (0.97, 1.42) |
| p-value | < 0.001 | < 0.001 | 0.037 | 0.12 |
Abbreviations: HRQoL – health related quality of life; No PA -no physical activity; wk – week; 0-149 min/wk -insufficiently active; >150 min/wk - active; OR -odds ratio; CI – confidence interval; ref – reference group
a
Poor HRQoL is defined as having 14 or more physical or mental unhealthy days
b
Model I: unadjusted model
c
Model II: adjusted for age, sex, race
d
Model III: adjusted for age, sex, race, education, income, smoking status, BMI, and number of chronic conditions
e
Model IV: adjusted for age, sex, race, education, income, smoking status, BMI, number of chronic conditions and CHD groups.