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Table 4 Demographic and clinical features of patients with two combined SNPs

From: Roles of functional catechol-O-methyltransferase genotypes in Chinese patients with Parkinson’s disease

Characteristics

rs4633 C > T; rs4680 G > A

rs6269 A > G; rs4818 C > G

CC/GG

CT/GA

TT/AA

Rare

P

AA/CC

AG/CG

GG/GG

Rare

P

n

78

55

8

2

 

61

64

13

5

 

H&Y stageb

2.0 ± 1.5

2.0 ± 1.0

2.8 ± 0.5

2.50 ± 1.0

0.03*

2.5 ± 1.0

2.0 ± 1.0

2.0 ± 0.8

2.0 ± 1.5

0.12

Age onset (years)a

60.7 ± 9.2

57.5 ± 9.5

56.8 ± 5.7

58.0 ± 5.7

0.03*

59.4 ± 9.6

58.6 ± 8.8

60.8 ± 10.9

60.8 ± 5.1

0.71

Disease duration (years)b

6.0 ± 4.0

6.0 ± 6.0

8.5 ± 9.5

9.0 ± 4.0

0.02*

6.0 ± 5.5

6.0 ± 5.3

8.0 ± 8.5

4.0 ± 3.5

0.67

LED (mg)a

386.2 ± 287.5

494.0 ± 360.7

692.4 ± 344.8

675.0 ± 35.4

0.01*

479.0 ± 401.5

431.8 ± 241.4

416.4 ± 342.2

448.8 ± 327.4

0.67

Wearing-off (yes, %)

18 (23.1)

19 (34.6)

5 (62.5)

1(50.0)

0.02*

20 (32.8)

17 (26. 6)

5 (38.5)

1 (20.0)

0.87

Dyskinesia (yes, %)

7 (9.0)

9 (16.4)

2 (25.0)

0

0.07

8 (13.1)

7 (10.9)

3 (23.1)

0

0.52

UPDRS Part I scoreb

2.0 ± 3.0

3.0 ± 3.0

2.0 ± 3.5

3.0 ± 0.0

0.98

2.0 ± 4.0

2.0 ± 3.0

3.0 ± 3.0

3.0 ± 5.5

0.50

UPDRS Part II scoreb

8.5 ± 9.0

8.0 ± 6.0

13.0 ± 7.8

13.5 ± 17.0

0.03*

8.0 ± 7.0

8.5 ± 7.0

9.0 ± 7.5

10.0 ± 13.0

0.77

UPDRS Part III scorea

25.9 ± 11.9

21.9 ± 11.7

31.0 ± 11.9

32.0 ± 21.2

0.08

25.1 ± 12.3

24.5 ± 12.2

26.2 ± 10.3

19.4 ± 14. 9

0.83

UPDRS Part IV scoreb

3.0 ± 2.0

2.0 ± 3. 0

4.5 ± 4.0

4.0 ± 2.0

0.24

3.0 ± 3.5

2.0 ± 2.8

3.0 ± 2.0

2.0 ± 4.0

0.78

UPDRS total scorea

41.0 ± 17.4

36.4 ± 16.6

52.0 ± 19.7

52.5 ± 34.7

0.047*

40.5 ± 18.6

39.1 ± 17.2

44.1 ± 15.5

34.6 ± 20.4

0.86

NMS scoreb

6.0 ± 6.0

6.0 ± 4.0

6.5 ± 10.8

6.5 ± 9.0

0.85

7.0 ± 6.5

6.0 ± 5.75

6.0 ± 6.0

9.0 ± 11.0

0.46

HAMA scoreb

4.0 ± 6.0

5.0 ± 5.0

4.5 ± 13.3

3.0 ± 4.0

0.29

5.0 ± 6.0

4.0 ± 4.0

6.0 ± 6.0

8.0 ± 12.5

0.20

HAMD scoreb

2.0 ± 5.0

4.0 ± 4.0

3.0 ± 6.5

2.0 ± 4.0

0.56

2.0 ± 6.5

3.0 ± 4.0

2.0 ± 2.0

7.0 ± 7.5

0.86

MMSE scoreb

28.0 ± 3.0

28.0 ± 3.0

27.5 ± 3.0

26.5 ± 3.0

0.72

28.0 ± 3.0

28.0 ± 3.0

28.0 ± 3.0

29.0 ± 2.0

0.37

  1. Data were analyzed with analysis of variance of factorial design with age and sex as covariates
  2. Binary logistic regression model was used to analyze the relation between SNP and motor complication (wearing-off phenomenon and dyskinesia), with age and sex as covariates
  3. *P < 0.05, aValues are expressed as the mean ± SD; bValues are expressed as the median ± IQ