Table I.

Clinical details of patients with Parkinson's disease (Mean ± SD)

Age (years)	62.36 ± 5.68
Sex	6F, 12M
Disease duration (years)	4.21 ± 1.63
UPDRS motor score (off medication)	22.16 ± 3.78
H&Y (off medication)	1.78 ± 0.50
l‐dopa dose (mg/day)	350.76 ± 50.21

UPDRS, Unified Parkinson's Disease Rating Scale, is the most commonly used tool to rate the symptoms of Parkinson disease; H and Y, Hoehn and Yahr Staging, is a rating scale to evaluate the severity of Parkinson's disease; F, female; M, male.