Table 1. Demographic and clinical characteristics of patients.

	Patient 1	Patient 2	Patient 3
Gender	Male	Male	Female
Age, y	50	63	65
Diagnosis	PD	PD	ET
Disease duration, y	17	24	>20
Target	R STN	L STN	L Vim
Follow-up, mo.	75	99	47
UPDRS-III			N/A
Pre-op off/on	62/16	50/12
Post-op off med/on stim	27	35
Post-op on med/on stim	21	22
5 y follow-up
off med/on stim	19	33
on med/on stim	13	22
8 y follow-up	N/A
off med/on stim		41
on med/on stim		21
TRS motor	N/A	N/A
Pre-operative			46
4 y off/on stim			26/25

PD = Parkinson's disease; ET = Essential Tremor; R = Right; L = Left; STN = subthalamic nucleus; Vim = ventralis intermedius nucleus; UPDRS = Unified Parkinson's Disease Rating Scale; TRS = Tremor Rating Scale.