Table 1 Participant information

Number of subjects

n = 40

n = 40

n = 40

–

Age (years) (mean ± SD)

60.92 ± 10.59

60.73 ± 10.72

61.86 ± 8.81

0.94/0.61/0.67

Sex (male/female)

24/16

26/14

26 /14

0.65/1/0.65

Disease duration (month) (mean ± SD)

–

6.41 ± 8.03

7.37 ± 7.79

<0.05/0.48/<0.05

MDS-UPDRS scores (mean ± SD)

0.57 ± 1.37

13.15 ± 9.17

22.67 ± 9.17

<0.05/<0.05/<0.05