Table 3.
Test-retest reliability of domain and total scores of the EuroQoL 5-dimension 5-level (EQ-5D-5L) and the Refined Scoliosis Research Society-22 (SRS-22r)
| Intra-class correlation | |||||
| Subscale/Total score | n | Estimate | 95 % CI | ||
| EQ-5D-5L score | 106 | 0.78 | 0.67 - | 0.85 | |
| SRS-22r | |||||
| Function/activity | 105 | 0.89 | 0.84 - | 0.92 | |
| Pain | 105 | 0.85 | 0.78 - | 0.90 | |
| Appearance | 105 | 0.88 | 0.82 - | 0.92 | |
| Mental Health | 105 | 0.84 | 0.77 - | 0.89 | |
| Satisfaction with management | 105 | 0.94 | 0.91 - | 0.96 | |
| Total | 105 | 0.93 | 0.90 - | 0.95 | |
| EQ-5D-5L Domain | n | Weighted Kappa | 95 % CI | Agreement | |
| Mobility | 106 | .19 | .08 - | .29 | 92.5 % |
| Self-care | 106 | .66 | .48 - | .84 | 98.1 % |
| Usual activities | 106 | .52 | .35 - | .69 | 88.7 % |
| Pain/discomfort | 106 | .45 | .28 - | .63 | 76.4 % |
| Depression/anxiety | 106 | .67 | .49 - | .84 | 90.6 % |
n number of subjects, CI confidence interval