Table 1. Clinical Characteristics of PD Subjects at Baseline.

Characteristics	Zero Intensity	Low Intensity	High Intensity
Patients (n)	10	10	10
Sex (male/female)	8/2	5/5	6/4
Age (y)	63.1±11.5	61.5±9.8	64.0±14.5
Hoehn and Yahr stage	1.9±0.3	1.9±0.3	1.9±0.5
Duration of PD (mo)	17.7±13.3	8.8±7.9	14.7±9.9
MMSE score	29.6±0.7	29.3±0.8	28.9±1.1
Medications
Levodopa (mg)	90.0±202.5	15.0±47.4	115.0±226.1
Pramipexole (mg)	0.5±0.7	0.3±0.9	0.5±.1.0
Ropinerole (mg)	0	0	1.6±5.1
Amantadine	30.0±94.9	20.0±63.2	30.0±94.8
Selegiline	0.5±1.6	1.0±3.2	1.0±2.1

NOTE. Values are mean ± SD.