Table 2. The criterion validity (agreement to 3D motion analysis system/a physiotherapist’s measurements, ICC(2,1)) and test-retest reliability among a subject’s trials (ICC(3,1)).
| Gait & Mobility Measures | μ ± σ | ICC(2,1) | ICC(3,1) |
|---|---|---|---|
| Mobility Measures | |||
| 3mTUG (s) | 9.61 ± 1.68 | 0.94 | 0.82 |
| 7mTUG (s) | 14.88 ± 2.05 | 0.97 | 0.94 |
| 10mWT (s) | 7.68 ± 1.25 | 0.96 | 0.82 |
| sit-to-stand (s) | 1.18 ± 0.33 | - | 0.76 |
| stand-to-sit (s) | 2.08 ± 0.52 | - | 0.67 |
| Gait Parameters | |||
| cadence (steps/min) | 120.22 ± 10.75 | 0.99 | 0.91 |
| ankle velocity (deg/s) | 217.61 ± 20.98 | – | – |
| stride time (s) | 1.01 ± 0.09 | 0.97 | 0.88 |
| stride length (m) | 1.31 ± 0.12 | 0.96 | 0.75 |