Table 1.
Mean movement time, spectral arc length, and peak velocity values for the outREACH sensor and Vicon, with associated correlations and intraclass correlations between the two devices.
| Vicon | IMU | r | ICC | |
|---|---|---|---|---|
| ARAT block | ||||
| Movement time | 2,891.38 | 2,874.98 | 0.989* | 0.973 (0.969–0.977)* |
| Spectral arc length | −2.348 | −2.353 | 0.977* | 0.989 (0.987–0.990)* |
| Peak velocity | 1,204 | 1,184 | 0.980* | 0.980 (0.976–0.988)* |
| Drink glass | ||||
| Movement time | 4,275.71 | 4,281.71 | 0.876* | 0.995 (0.991–0.996)* |
| Spectral arc length | −2.669 | −2.742 | 0.990* | 0.931 (0.919–0.941)* |
| Peak velocity | 853 | 768 | 0.915* | 0.954 (0.946–0.961)* |
| Pour water | ||||
| Movement time | 4,704.15 | 4,715.01 | 0.977* | 0.988 (0.986–0.990)* |
| Spectral arc length | −2.892 | −2.789 | 0.914* | 0.950 (0.942–0.957)* |
| Peak velocity | 768 | 723 | 0.808* | 0.891 (0.872–0.907)* |
*
p < 0.05.