TABLE 2.
Bivariate and multiple linear regression models of cardiorespiratory fitness and overall and domains of quality of life
| Overall QOL | ||||
|---|---|---|---|---|
| Model | Variables | P Value | R2a | Adjusted R2 |
| Model 1 (p<0.001)a | CRF | <0.001a | 0.34 | 0.32 |
| Model 2 (p<0.001)a | CRF | 0.01c | 0.42 | 0.39 |
| PA | 0.02c | |||
| Age | 0.74 | |||
| Health QOL | ||||
| Model 1 (p<0.001)a | CRF | <0.001a | 0.55 | 0.54 |
| Model 2 (p<0.001)a | CRF | <0.001a | 0.59 | 0.56 |
| PA | 0.14 | |||
| Age | 0.40 | |||
| Emotional QOL | ||||
| Model 1 (p=0.05)c | CRF | 0.05c | 0.08 | 0.06 |
| Model 2 (p=0.15) | CRF | 0.12 | 0.11 | 0.05 |
| Time Sed | 0.24 | |||
| Age | 1.00 | |||
| Occupational QOL | ||||
| Model 1 (p=0.03)c | CRF | 0.03c | 0.09 | 0.07 |
| Model 2 (p=0.01)b | PA | <0.001a | 0.22 | 0.17 |
| Time Sed | 0.14 | |||
| Age | 0.30 | |||
| Sexual QOL | ||||
| Model 1 (p=0.19) | CRF | 0.19 | 0.04 | 0.02 |
| Model 2 (p=0.04)c | PA | 0.04c | 0.13 | 0.09 |
| Age | 0.19 |
a
R2 represents the proportion of variance in the dependent variable predicted by the model.