Effects of Age and Gender on Hand Motion Tasks

Table 1

Kinesia scores and ICC for the speed, amplitude, and rhythm components of hand motion tasks (FT, HG, and PS).

TASKS	DH		NDH		BH
	Mean score; (mean ± SD)	ICC, 95% CI,; value	Mean score; (mean ± SD)	ICC, 95% CI,; value	Mean score; (mean ± SD)
FT_Speed	0.90 ± 0.40	0.867,; 0.792–0.914,	0.97 ± 0.42	0.915,; 0.867–0.945,	0.93 ± 0.39
FT_Amplitude	1.58 ± 0.50	0.845,; 0.759–0.901,	1.50 ± 0.51	0.831,; 0.736–0.891,	1.54 ± 0.47
FT_Rhythm	0.76 ± 0.20	0.240,; −0.185–0.513,; = NS	0.79 ± 0.22	0.441,; 0.128–0.642,	0.77 ± 0.18
HG_Speed	0.87 ± 0.38	0.952,; 0.925–0.969,	0.91 ± 0.37	0.896,; 0.838–0.933,	0.89 ± 0.35
HG_Amplitude	1.53 ± 0.48	0.906,; 0.853–0.940,	1.39 ± 0.50	0.882,; 0.816–0.924,	1.46 ± 0.46
HG_Rhythm	0.67 ± 0.17	0.582,; 0.348–0.732,	0.69 ± 0.22	0.591,; 0.362–0.738,	0.68 ± 0.17
PS_Speed	0.17 ± 0.28	0.865,; 0.789–0.913,	0.23 ± 0.31	0.813,; 0.709–0.880,	0.20 ± 0.27
PS_Amplitude	0.98 ± 0.38	0.887,; 0.824–0.928,	0.81 ± 0.40	0.774,; 0.648–0.855,	0.90 ± 0.35
PS_Rhythm	0.45 ± 0.25	0.623,; 0.413–0.758,	0.49 ± 0.28	0.536,; 0.276–0.702,	0.47 ± 0.21

DH = dominant hand.
NDH = nondominant hand.
BH = average of both hands.
NS = not statistically significant.
FT = finger tapping.
HG = hand-grasp.
PS = pronation-supination.