Table 2.

Group Demographics for Right and Left Unilateral Pallidotomy Patients

	Pallidotomy Group
	Right (n=5)	Left (n=13)	Total (n=18)
Gender (M%/F%)	60/40	69/31	67/33
Age (yrs)	56.4 (12.7)	57.1 (8.5)	56.9 (9.4)
Education (yrs)	11.6 (2.2)	13.5 (2.3)	13.0 (2.4)
Age of Onset (yrs)	43.6 (12.0)	42.5 (10.3)	42.8 (10.4)
Duration (yrs)	12.8 (2.2)	14.7 (5.6)	14.2 (4.9)
H&Y “on” (Median)	3.0 (Range 2–4)	3.0 (Range 2–3)	3.0 (Range 2–4)
H&Y “off” Median)	4.0 (Range 4–5)	4.0 (Range 3–5)	4.0 (Range 3–5)