TABLE 4.
The significant predictors of QOL using multiple linear regression models in ESRD patients (N = 195)
| Dependent and significant predictor variables | Unstandardized β | β | t test | p |
95% CI Lower Upper |
R 2 | Adjusted R 2 | F (df = 9,185) | |
|---|---|---|---|---|---|---|---|---|---|
| QOL physical domain | |||||||||
| Age | −0.274 | −0.200 | −2.612 | .001 | −0.481 | −0.067 | 0.303 | 0.269 | 8.931**, ** |
| Employment | 7.114 | 0.161 | 2.438 | .016 | 1.357 | 12.871 | |||
| Number of illnesses | −3.664 | −0.251 | −3.944 | <.001 | −5.496 | −1.831 | |||
| social support | 5.123 | 0.261 | 4.118 | <.001 | 2.669 | 7.577 | |||
| QOL‐ Psychological domain | |||||||||
| Education level: ≥College * , a | 12.406 | 0.269 | 2.40 | .017 | 2.209 | 22.603 | 0.303 | 0.269 | 8.935**, ** |
| Number of illnesses | −2.190 | −0.167 | −2.629 | .009 | −3.834 | −0.547 | |||
| social support | 6.584 | 0.373 | 5.902 | <.001 | 4.383 | 8.785 | |||
| QOL‐ social domain | |||||||||
| Age | −0.275 | 0.192 | −2.464 | .015 | −0.496 | −0.055 | 0.281 | 0.246 | 8.024**, ** |
| social support | 7.435 | 0.360 | 5.61 | <.001 | 4.820 | 10.049 | |||
| QOL‐environmental domain | |||||||||
| social support | 3.792 | 0.227 | 3.257 | .001 | 1.495 | 6.089 | 0.151 | 0.110 | 3.669**, ** |
Abbreviation: QOL, quality of life.
a
Reference: not educated.
**
p‐value < .001.