Table 5.
Correlation between Total SarQoL®-Kannada questionnaire scores and the EQ-5D-3 L and the WHOQOL-BREF questionnaire
| Total SarQoL scores, r | p value | |
|---|---|---|
| Convergent validity | ||
| EQ-5D-3 L | ||
| Utility score | 0.50a | 0.011 |
| Usual activities | -0.51b | 0.009 |
| Mobility | -0.50b | 0.011 |
| WHOQOL-BREF | ||
| Physical Health | 0.80a | < 0.001 |
| Divergent validity | ||
| EQ-5D-3 L | ||
| Self-care | -0.58b | 0.002 |
| Pain/Discomfort | -0.26b | 0.210 |
| Anxiety/Depression | -0.18b | 0.381 |
| WHOQOL-BREF | ||
| Psychological | 0.65a | < 0.001 |
| Social relationship | 0.62a | 0.001 |
| Environment | 0.72b | < 0.001 |
aPearson’s product moment correlation (data normally distributed)
bSpearman’s rho (data not normally distributed)