Table 1.

Means and SDs for demographic and clinical characteristics of 10 patients with Parkinson’s disease tested

	Mean (SD)
Age (years)	56.5 (5.6)
Age at onset (years)	42.4 (4.6)
Education (years)	16.4 (2.6)
MMSE (total score)	29.2 (0.8)
Months since DBS surgery	32.2 (15.9)
Off medication and DBS UPDRS motor subscale score (total)	36.9 (15.9)
Sex	9 males 1 female
Dorsal x (absolute value)	12.7 (1.0)
Dorsal y	−17.5 (1.7)
Dorsal z	−1.8 (1.0)
Ventral x (absolute value)	11.7 (1.0)
Ventral y	−19.5 (1.3)
Ventral z	−5.4 (0.4)

Average x, y and z position of the selected contacts are shown in Mai atlas coordinates. MMSE = Mini-Mental State Examination.