The final reweighted squares solution with quality of life as the response variable and the other variables as the explanatory variables
| Predictor | Unstandardized coefficient | Standardized coefficient | t-value | p-value |
| Intercept | 0.55 | 0.12 | 0.90 | |
| Change in distance | 0.04 | 0.55 | 2.80 | 0.01 |
| Change in weight sputum | -0.47 | -0.52 | -2.66 | 0.02 |
| R2 | 0.54 |