Table 2.

Target task and clinical data (64 patients)

Upper limb bradykinesia right ON medication	3.0 ± 2.2 (range 0–9) points
Upper limb bradykinesia left ON medication	3.1 ± 2.3 (range 0–9) points
UPDRS III ON medication	17.9 ± 8.8 (range 3–46) points
CR right	19.7 ± 8.0 (range 10–65) s
CR left	21.3 ± 6.2 (range 13–43) s
Buttoning	14.8 ± 5.8 (range 7–38) s
Unbuttoning	8.7 ± 3.5 (range 4–22) s
Items 11–16 of the PDQ-39	5.7 ± 4.6 (range 0–16) points
Item 14 of the PDQ-39 (handwriting)	2.0 ± 1.4 (range 0–4) points

CR, coin rotation; PDQ-39, Parkinson’s Disease Questionnaire 39; UPDRS, Unified Parkinson’s Disease Rating Scale. Values are mean ± SD.