TABLE IV.
Predictive abilitya of Edmonton Symptom Assessment (ESAS) items on the health utility score (HUS)
| ESAS item | R2 |
|---|---|
| Pain | 0.18 |
| Tiredness | 0.14 |
| Nausea | 0.10 |
| Depression | 0.18 |
| Anxiety | 0.13 |
| Drowsiness | 0.11 |
| Appetite | 0.11 |
| Shortness of breath | 0.08 |
| Well-being | 0.12 |
| Pain, depression, and anxiety | 0.24 |
| All items | 0.25 |
a
Calculation: R2 = Explained variation/Total variation. Each model evaluated the ESAS item as a linear variable and included sex and education as adjustment factors (identified in the multivariable analyses, Table III).