Table 2 Characteristics of the patients with PD and the healthy controls

Male/female

35/36

17/30

27/21

32/47

ns

11/20

12/20

20/21

18/21

3/7

12/9

ns

Age, yrs

28.5 ± 5.1

72.4 ± 5.4

70.8 ± 8.4

71.4 ± 8.1

YNG vs. ELD, PD_mild, PD_severe**

71.1 ± 7.2

70.6 ± 8.1

73.2 ± 6.1

71.3 ± 7.5

74.7 ± 7.6

69.1 ± 7.8

ns

Disease duration, yrs

–

–

6.1 ± 3.8

7.0 ± 5.1

ns

3.9 ± 3.4

7.0 ± 5.2

5.9 ± 3.5

7.6 ± 5.2

7.0 ± 5.3

8.4 ± 4.4

C1 vs. 4, 6*

Age at onset,

yrs

–

–

64.7 ± 9.3

64.3 ± 8.9

ns

66.9 ± 7.6

62.5 ± 10.3

67.4 ± 8.8

64.0 ± 9.1

67.7 ± 10.5

59.0 ± 6.0

C1 vs. 6*

C3 vs. 6**

UPDRS

Total

–

–

17.7 ± 9.9

30.1 ± 12.4

**

25.2 ± 13.2

23.2 ± 14.4

28.3 ± 11.2

28.3 ± 14.6

27.9 ± 8.8

17.5 ± 10.0

C3 vs. 6*

UPDRS

Rigidity

–

–

4.4 ± 3.2

6.5 ± 3.5

**

5.6 ± 3.2

4.7 ± 3.7

7.9 ± 2.9

6.2 ± 3.5

5.3 ± 3.7

3.2 ± 2.6

C2 vs. 3*

C3 vs. 6**

C4 vs. 6*

UPDRS

PIGD

–

–

3.5 ± 2.5

6.8 ± 2.7

**

5.0 ± 2.6

4.7 ± 2.7

6.4 ± 3.8

6.0 ± 3.0

6.1 ± 3.1

4.8 ± 2.6

ns

UPDRS

Bradykinesia

–

–

7.4 ± 5.6

12.5 ± 6.0

**

10.8 ± 7.0

10.3 ± 6.2

10.8 ± 5.5

11.8 ± 7.4

12.4 ± 4.4

7.3 ± 5.0

ns

UPDRS

Tremor

–

–

1.2 ± 1.5

2.2 ± 2.9

ns

1.8 ± 2.5

2.3 ± 3.1

1.3 ± 1.7

2.2 ± 2.5

2.1 ± 2.6

1.3 ± 2.5

ns