Table 2.
Test-Retest Reliability Measures, presented as means +/- SD's.
| Session 1 | Session 2 | ICC (95% CI) | SEM | |||||||
|---|---|---|---|---|---|---|---|---|---|---|
| Trial 1 | Trial 2 | Trial 3 | Trial 4 | Trial 5 | Trial 6 | Trial 7 | Trial 8 | |||
| Reaction Time* |
0.64 ± 0.10 | 0.61 ± 0.10 | 0.61 ± 0.10 | 0.70 ± 0.18 | 0.66 ± 0.15 | 0.67 ± 0.15 | 0.67 ± 0.16 | 0.67 ± 0.18 | 0.88 (0.80, 0.94) |
0.04 |
| Movement Velocity** |
6.1 ± 1.5 | 6.7 ± 1.9 | 6.7 ± 1.9 | 6.5 ± 2.3 | 6.4 ± 1.9 | 6.7 ± 1.8 | 6.7 ± 1.9 | 6.6 ± 2.1 | 0.96 (0.93, 0.98) |
0.35 |
| Endpoint Excursion† |
85 ± 7 | 89 ± 5 | 88 ± 6 | 90 ± 5 | 90 ± 7 | 91 ± 5 | 91 ± 4 | 90 ± 7 | 0.88 (0.80, 0.94) |
1.61 |
| Maximum Excursion† |
96 ± 5 | 95 ± 5 | 95 ± 4 | 95 ± 5 | 95 ± 4 | 96 ± 4 | 95 ± 4 | 95 ± 5 | 0.95 (0.91, 0.97) |
0.64 |
| Directional Control‡ |
80 ± 6 | 82 ± 7 | 82 ± 7 | 84 ± 6 | 83 ± 5 | 84 ± 4 | 85 ± 4 | 85 ± 6 | 0.95 (0.91, 0.97) |
1.17 |
*
measured in seconds
**
measured in degrees per second
†
measured as percent of projected 100% LOS
‡
measured as percent of movement in the right direction compared to off target trajectory