TABLE 1.

Study 2 participant demographics.

Factor (Mean ± SD)	Patients (n = 37)	Controls (n = 5)
Age (y)	65.10 ± 8.24	63.60 ± 8.08
Gender (% Male)	45.94	40.00
Years from disease onset	3.98 ± 5.67
MDS-UPDRS motor score (in the “ON” state)	32.82 ± 11.78
ACE-R	90.70 ± 9.46
Semantic fluency	24.8 ± 7.40
BDI	9.62 ± 7.02