Table 1.

Summary of significant results (univariate analysis).

Variable measured	PD, mean(SD)	HC, mean(SD)	p-Value
Two-target total taps	100.6 (21)	131.4 (18.3)	0.003
Two-target tapping velocity (cm/s)	15 (3.2)	19.3 (2.9)	0.004
Two-target average interval (ms)	313 (74.7)	238.2 (35.9)	0.006
P/S total taps	75.7 (12.2)	95.2 (17.5)	0.005
P/S tapping average interval (ms)	406.4 (73.6)	328.7 (68.8)	0.01
Reaction time (ms)	89.4 (23.1)	54.5 (18.3)	0.004
Reaction accuracy	28.5(9.5)	24.7(5.2)	0.167

SD, standard deviation.