Table 4 Means of impulse of shoulder, elbow, wrist and finger joint accelerations attributed to VEL and REA
From: Control of multi-joint arm movements for the manipulation of touch in keystroke by expert pianists
Pressed | Struck | ANOVA results | |||||
|---|---|---|---|---|---|---|---|
Variables | piano | forte | piano | forte | Touch F(1,6) | Loudness F(1,6) | Touch × Loudness F(1,6) |
Imp. of shoulder joint accel. (rad/s) | |||||||
VEL | 0.013 (0.011) | 0.018 (0.015) | 0.030 (0.025) | 0.056 (0.037) | 6.7 * | 11.1 * | 14.5 ** |
Imp. of elbow joint accel. (rad/s) | |||||||
VEL | -0.042 (0.057) | -0.057 (0.071) | -0.033 (0.031) | -0.061 (0.052) | 0.0 | 8.2 * | 8.7 * |
Imp. of wrist joint accel. (rad/s) | |||||||
REA | -2.594 (0.858) | -4.431 (1.371) | -1.911 (0.492) | -3.139 (0.912) | 20.9 ** | 51.7 ** | 6.2 * |
Imp. of finger joint accel. (rad/s) | |||||||
VEL | -0.016 (0.025) | -0.049 (0.041) | -0.012 (0.030) | -0.015 (0.041) | 6.0 | 2.5 | 4.5 |