Table 1 The demographic characterization of PD patients and controls

DNA

Number

536

646

Gender (male/female)

341/195

387/259

0.191^b

Age years (mean ± SD)

63.73 ± 10.08

63.40 ± 12.67

0.622^a

CSF

Number

21

58

Sex (male/female)

12/9

31/27

0.80^b

Age, years(mean ± SD)

53.90 ± 19.27

56.86 ± 9.43

0.36^a

H&Y score

2.01(1–3)

Disease duration

3.25(0.5–11)