Table 1. Sociodemographic information of patients with Parkinson’s disease and controls.

	Parkinson’s disease (N = 40)	Control (N = 46)
	Mean (±SD) or N(%)	Mean (±SD)	P
Age (years)	65.95 (±12.3)	62.30 (±10.17)	0.136a
Male	18 (45%)	19 (41%)	0.73b
BMI	24.44 (±4.19)	25.82 (±3.98)	0.12a
Mini-nutritional questionnaire	24.42 (± 5.60)	26.86±2.19	0.250a
Disease duration (years)	8.57 (±5.91)
UDPRS	44.26 (±18.96)
H&Y
1	0 (0)
2	21 (52.5%)
3	18 (45.0%)
4	1 (2.5%)
5	0 (0)

Data are presented as median ± interquartile range or means ± SD for n = 40–46 in each group. No significant differences between groups were detected. For PD patients, the Unified Parkinson’s Disease Rating Scale (UPDRS) and Hoehn & Yahr (H&Y) were utilized. Statistical analyses employed were

^aStudent’s t test and

^bChi-square test.