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Table 3 Relationships between clinical features of patients and single SNPs

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

Characteristics

Total

rs4633 C > T

rs4680 G > A

rs6269 A > G

rs4818 C > G

CC

CT

TT

P

GG

GA

AA

P

AA

AG

GG

P

CC

CG

GG

P

n

143

78

56

9

 

79

56

8

 

62

67

14

 

64

66

13

 

H&Y stageb

2.0 ± 1.0

2.0 ± 1.5

2.0 ± 1.0

3.0 ± 0.5

0.007**

2.0 ± 1.5

2.0 ± 1.0

2.8 ± 0.5

0.01*

2.5 ± 1.0

2.0 ± 1.0

2.0 ± 0.8

0.07

2.5 ± 1.0

2.0 ± 1.0

2.0 ± 0.8

0.09

Age onset (years)a

59.2 ± 9.2

60.7 ± 9.2

57.5 ± 9.4

57.3 ± 5.6

0.01*

60.7 ± 9.2

57.6 ± 9.4

56.8 ± 5.7

0.01*

59. 5 ± 9.5

58.828.6

60.3 ± 10.6

0.80

59.6 ± 9. 5

58.6 ± 8.6

60.8 ± 10.9

0.89

Disease duration (years)b

6.0 ± 5.0

6.0 ± 4.0

6.0 ± 5.8

9.0 ± 7.5

0.005**

6.0 ± 4.0

6.0 ± 6.0

8.5 ± 9.5

0.005**

6.0 ± 5.3

6.0 ± 5.0

7.5 ± 7.3

0.73

6.0 ± 5.0

6.0 ± 5.0

8.0 ± 8.5

0.75

LED (mg)a

448.8 ± 327.4

386.2 ± 287.5

496.8 ± 358.0

693.2 ± 322.6

0.005**

389.5 ± 287.2

497.7 ± 358.5

692.4 ± 344.8

0.007**

475.3 ± 399.2

425.0 ± 241.7

445.5 ± 346.5

0.56

469.7 ± 396.5

435.0 ± 243.6

416.4 ± 342.2

0.59

Wearing-off (yes, %)

43 (30.1)

18 (23.1)

19 (33.9)

6 (66. 7)

0.008**

18 (22. 8)

20 (35.7)

5 (65.1)

0.009**

20 (32.3)

17 (25.4)

6 (42.9)

0.94

20 (31.3)

18 (27.3)

5 (38.5)

0.87

Dyskinesia (yes, %)b

18 (12.6)

7 (9.0)

9 (16.1)

2 (22.2)

0.12

7 (8.9)

9 (16.1)

2 (25.0)

0.09

8 (12.9)

7 (10. 5)

3 (21.4)

0.76

8 (12.5)

7 (10.6)

3 (23.1)

0.67

UPDRS Part I score b

2.0 ± 3.0

2.0 ± 3.0

3.0 ± 3.0

2.0 ± 3.0

0.92

2.0 ± 3.0

3.0 ± 3.0

2.0 ± 3.5

0.91

2.0 ± 3.0

2.0 ± 3.0

3.0 ± 3.0

0.41

2.0 ± 4.0

2.0 ± 3.0

3.0 ± 3.0

0.31

UPDRS Part II score b

8.0 ± 7.0

8.5 ± 9.0

8.0 ± 7.3

13.0 ± 10.0

0.002**

8.0 ± 9.0

8.0 ± 6.8

13.0 ± 7.8

0.02*

8.0 ± 7.0

8.0 ± 8.0

11.0 ± 7.3

0.48

8.0 ± 7.0

9.0 ± 7.0

9.0 ± 7.5

0.70

UPDRS Part III score a

24.7 ± 12.1

25.9 ± 11.9

21.8 ± 11.6

32. 8 ± 12.3

0.01*

25.8 ± 11.9

22.4 ± 12.1

31.0011.9

0.06

25.3 ± 12.3

24.2 ± 12.1

24.6 ± 11.6

0.82

24.8 ± 12.3

24.4 ± 12.3

26.2 ± 10.3

0.96

UPDRS Part IV score b

3.0 ± 2.0

3.0 ± 2.0

2.0 ± 3.0

5.0 ± 3.0

0.10

3.0 ± 2.0

2.0 ± 3.8

4.5 ± 4.0

0.13

3.0 ± 4.0

2.0 ± 3.0

3.0 ± 2.0

0.98

3.0 ± 4.0

2.5 ± 3.0

3.0 ± 2.0

0.96

UPDRS total scorea

40.0 ± 17.7

41.0 ± 17.4

36.3 ± 16.5

54.8 ± 20.2

0.006**

40.8 ± 17.3

37.1 ± 17.3

52.0 ± 19.7

0.04*

40.7 ± 18.4

38.8 ± 17.4

42.6 ± 15.8

0.79

40.2 ± 18.8

39.0 ± 17.1

44.1 ± 15.5

0.81

NMS scoreb

6.0 ± 6.0

6.0 ± 6.0

6.0 ± 4.8

7.0 ± 9.5

0.60

6.0 ± 6.0

6.5 ± 4.8

6.5 ± 10.8

0.68

7.0 ± 6.3

6.0 ± 6.0

6.5 ± 5.5

0.57

7.0 ± 7.8

6.0 ± 5.3

6.0 ± 6.0

0.38

HAMA scoreb

4.0 ± 6.0

4.0 ± 6.0

5.0 ± 4.5

4.0 ± 14.0

0.48

4.0 ± 6.0

5.0 ± 4.8

4.5 ± 13.3

0.40

5.0 ± 6.0

4.0 ± 4.0

6.0 ± 7.0

0.85

5.0 ± 6.0

4.0 ± 4.0

6.0 ± 6.0

0.93

HAMD scoreb

3.0 ± 4.0

2.0 ± 5.0

4.0 ± 4.0

4.0 ± 6.0

0.40

2.0 ± 5.0

4.0 ± 4.0

3.0 ± 6.5

0.20

2.0 ± 6.3

3.0 ± 4.0

2.0 ± 3.8

0.14

2.0 ± 7.0

3.0 ± 4.0

2.0 ± 2.0

0.41

MMSE scoreb

28.0 ± 3.0

28.0 ± 3.0

28.0 ± 3.0

27.0 ± 4.0

0.49

28.0 ± 3.0

28.0 ± 3.0

27.5 ± 3.0

0.54

28.0 ± 3.0

28.0 ± 3.0

28.0 ± 3.5

0.12

28.0 ± 3.0

28.0 ± 3.0

28.0 ± 3.5

0.13

  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 **P < 0.01
  4. aValues are expressed as the mean ± SD
  5. bValues are expressed as the median ± IQ