Table 7.
Test-retest reliability in the complete sample
| Complete sample (n=50) |
Probably sarcopenic sample (n=28) |
|||
|---|---|---|---|---|
| ICC | 95% CI | ICC | 95% CI | |
| SarQoL D1 Physical and mental health | 0.992 | 0.985–0.995 | 0.991 | 0.980–0.996 |
| SarQoL D2 Locomotion | 0.995 | 0.990–0.997 | 0.994 | 0.988–0.997 |
| SarQoL D3 Body composition | 0.990 | 0.982–0.994 | 0.996 | 0.991–0.998 |
| SarQoL D4 Functionality | 0.986 | 0.976–0.992 | 0.994 | 0.988–0.997 |
| SarQoL D5 Activities of daily living | 0.995 | 0.991–0.997 | 0.995 | 0.990–0.998 |
| SarQoL D6 Leisure activities | 0.950 | 0.913–0.971 | 0.912 | 0.821–0.958 |
| SarQoL D7 Fears | 0.933 | 0.884–0.961 | 0.897 | 0.791–0.951 |
| SarQol Overall score | 0.997 | 0.994–0.998 | 0.998 | 0.995–0.999 |
| SF-36 PCS | 0.966 | 0.940–0.980 | 0.970 | 0.937–0.986 |
| SF-36 MCS | 0.905 | 0.838–0.945 | 0.940 | 0.876–0.972 |
| EQ-VAS | 0.829 | 0.714–0.948 | 0.876 | 0.749–0.941 |
ICC, intra-class correlation coefficient; CI, confidence interval; PCS, physical component summary; MCS, mental component summary; VAS, visual analog scale.