Table 3 Comparison of Novice and Experienced groups for tests of Tremor, VTT, FTT, P-MVC, GPT, G-MVC and the AsTex® sensory test
Test | Outcome | Novice (n = 54) | Experienced (n = 54) | P-value |
|---|---|---|---|---|
Mean (SD) or Median (IQR) | ||||
Tremor | Maximum frequency (Hz) | |||
Resting | 2.60e−8 (3.89e− 8) | 3.23e-8 (4.03e− 8) | 0.509 | |
Self-paced | 2.12e−3 (2.62e− 3) | 1.58e-3 (1.82e− 3) | 0.088 | |
Time of maximum (ms) | ||||
Resting | 10.94 (1.56) | 10.94 (4.30) | 0.464 | |
Self-paced | 9.57 (2.34) | 9.38 (1.95) | 0.829 | |
Mean Frequency (Hz) | ||||
Resting | 1.37e−8 (1.50e−8) | 1.31e−8 (1.37e− 8) | 0.945 | |
Self-paced | 1.16e−3 (1.53e−3) | 8.71e− 4 (1.53e− 3) | 0.143 | |
Visuomotor tracking | Absolute Error (deg) | |||
Epoch 1 | 4.19 (1.36) | 3.80 (1.48) | 0.151 | |
Epoch 2 | 3.78 (1.50) | 3.93 (1.24) | 0.701 | |
Epoch 3 | 3.66 (0.91) | 3.70 (1.06) | 0.626 | |
Maximum correlation value (ρ) | ||||
Epoch 1–3 | 0.30 (0.15) | 0.33 (0.16) | 0.312† | |
Epoch 4–6 | 0.41 (0.20) | 0.46 (0.20) | 0.287† | |
Epoch 7–12 | 0.55 (0.20) | 0.54 (0.20) | 0.850† | |
Time lag (s) | ||||
Epoch 1–3 | −0.30 (0.31) | −0.34 (0.25) | 0.729 | |
Epoch 4–6 | −0.25 (0.16) | −0.27 (0.13) | 0.982 | |
Epoch 7–12 | −0.25 (0.91) | −0.26 (0.09) | 0.797 | |
Finger-tapping | Maximum taps 10 s (n) | |||
Dominant | 62.25 (5.33) | 62.02 (6.40) | 0.839† | |
Non-dominant | 56.53 (5.90) | 54.92 (5.53) | 0.149† | |
Coefficient variation (%) | ||||
Dominant | 0.09 (0.09) | 0.12 (0.12) | 0.206 | |
Non-dominant | 0.11 (0.12) | 0.14 (0.12) | 0.251 | |
Grooved Pegboard | Time (s) | |||
Dominant | 53.77 (6.01) | 51.06 (5.33) | 0.015*† | |
Non-dominant | 60.39 (8.07) | 56.94 (6.24) | 0.014*† | |
AsTex® sensory test | TDI (mm) | |||
Dominant | 0.53 (0.41) | 0.57 (0.45) | 0.048* | |
Non-dominant | 0.52 (0.34) | 0.54 (0.46) | 0.728 | |
Maximum Pinch Grip | Force (n) | |||
Dominant | ||||
Male | 81.47 (18.28) | 91.17 (14.20) | 0.039* | |
Female | 61.51 (17.05) | 65.07 (12.73) | ||
Non-dominant | ||||
Male | 77.34 (16.42) | 90.84 (14.80) | 0.005* | |
Female | 58.26 (13.11) | 60.28 (10.74) | ||
Grip Strength | Force (kg) | |||
Dominant | ||||
Male | 47.86 (8.39) | 52.38 (9.04) | 0.005* | |
Female | 29.70 (4.90) | 32.79 (5.40) | ||
Non-dominant | ||||
Male | 44.19 (8.18) | 48.56 (6.89) | 0.009* | |
Female | 26.85 (5.48) | 29.26 (5.33) | ||