Table 2.
Intraclass Correlation Coefficient (ICC) of different methods for six components of the TETRAS.
| TETRAS components | ICC | Lower Bound | Upper Bound |
|---|---|---|---|
| Postural tremor Unilateral | 0.983 | 0.971 | 0.992 |
| Postural tremor Bilateral | 0.982 | 0.970 | 0.991 |
| Wing-beating Unilateral | 0.992 | 0.986 | 0.996 |
| Wing-beating Bilateral | 0.989 | 0.980 | 0.995 |
| Heel to shin Supine | 0.801 | 0.666 | 0.899 |
| Heel to shin Sitting | 0.797 | 0.661 | 0.897 |
| Cursive | 0.963 | 0.935 | 0.982 |
| Script | 0.956 | 0.921 | 0.979 |
| Spiral | 0.966 | 0.908 | 0.994 |
| Handwriting | 0.963 | 0.848 | 0.999 |
95% Confidence Interval.