Table 1 Demographic data of the study subjects

Age, years^a

63.2±5.50

(52-73)

62.4±6.96

(51-73)

0.69

Male sex^b

10(50%)

11(45%)

0.8

 Yes

7(35%)

9(45%)

0.5

 No

13(65%)

11(55%)

HTN^b

0.5

 Yes

9(45%)

7(35%)

 No

11(55%)

13(65%)

Duration of illness, years^a

6.53±3.07

Severity of disease by (Hoehn and Yahr scale)^a

2.9 ± 0.90

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 1–2.5^b

9 (45 %)

 3–5^b

11 (55 %)

Cognitive functions by (MoCA scale)^a

23.5 ± 3.43

28.7 ± 1.27

<0.001*

 > 26^b

6(30%)

20 (100%)

<0.001*

 ≤ 26^b

14(70%)

0