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Table 1 Basic characteristics of the study population by genotype

From: MnSOD and GPx1 polymorphism relationship with coronary heart disease risk and severity

Trait

SOD genotype

GPx genotype

Ala/Ala (CC) (N = 92)

Ala/Val (CT) (N = 172)

Val/Val (TT) (N = 103)

P

Pro/Pro (CC) (N = 180)

Pro/Leu (CC) (N = 152)

Leu/Leu (TT) (N = 35)

P

Age (years)

60.47 ± 10.88

62.42 ± 11.98

61.51 ± 11.99

0.43

61.57 ± 11.59

62.42 ± 12.24

63.37 ± 10.10

0.64

Body mass index (kg/m2)

25.90 ± 4.08

26.26 ± 3.72

26.42 ± 3.49

0.61

26.02 ± 3.63

26.45 ± 3.77

26.17 ± 4.25

0.58

Male, n (%)

61 (66.30 %)

88 (51.16 %)

67 (65.05 %)

0.02

107 (59.44 %)

91 (59.87 %)

18 (51.43 %)

0.64

Hypertension, n (%)

22 (23.91 %)

43 (25.0 %)

31 (30.10 %)

0.55

50 (27.78 %)

37 (24.34 %)

9 (25.72 %)

0.77

Hyperlipidemia, n (%)

16 (17.39 %)

27 (15.70 %)

29 (28.15 %)

0.03

26 (14.45 %)

22 (14.47 %)

10 (28.75 %)

0.09

Diabetes mellitus, n (%)

14 (15.22 %)

20 (11.62 %)

25 (24.27 %)

0.02

30 (16.67 %)

23 (15.13 %)

6 (17.14 %)

0.92

Current Smokers, n (%)

47 (51.08 %)

86 (50.0 %)

49 (47.57 %)

0.88

86 (47.78 %)

78 (51.32 %)

18 (51.43 %)

0.79

Plasma glucose (mmol/l)

5.71 ± 3.68

5.25 ± 2.26

5.62 ± 2.15

0.33

5.70 ± 3.27

5.24 ± 2.51

5.22 ± 2.68

0.32

LDL cholesterol (mmol/l)

2.52 ± 1.09

2.46 ± 1.02

2.48 ± 1.08

0.91

2.68 ± 1.03

2.42 ± 0.89

2.73 ± 1.13

0.04

Triglycerides (mmol/l)

1.57 ± 0.66

1.63 ± 0.70

1.66 ± 0.63

0.64

1.65 ± 0.58

1.64 ± 0.74

1.67 ± 0.66

0.97

HDL cholesterol (mmol/l)

1.32 ± 0.72

1.45 ± 0.74

1.30 ± 0.69

0.18

1.30 ± 0.75

1.40 ± 0.71

1.32 ± 0.72

0.52

CRP (mg/l)

1.50 ± 0.34

1.61 ± 0.44

1.58 ± 0.46

0.13

1.80 ± 0.53

1.73 ± 0.38

1.87 ± 0.66

0.22

Non enzymatic antioxidant parameters

 Uric Acid (µmol/l)

323.13 ± 120.6

313.69 ± 108.9

314.83 ± 132.6

0.82

319.4 ± 123.7

329.5 ± 123.5

323.1 ± 120.5

0.76

 Total bilirubin (µmol/l)

14.12 ± 6.57

13.32 ± 6.52

13.16 ± 7.20

0.56

12.88 ± 6.90

13.50 ± 6.70

13.07 ± 6.32

0.71

 Direct bilirubin (µmol/l)

5.34 ± 2.39

5.91 ± 2.09

5.53 ± 2.25

0.11

5.16 ± 2.14

5.37 ± 2.02

4.77 ± 2.71

0.28

 Albumin (g/l)

42.46 ± 6.28

43.06 ± 4.47

41.88 ± 7.33

0.3

40.89 ± 5.99

41.44 ± 4.65

43.15 ± 10.47

0.14

 Iron (µmol/l)

18.35 ± 5.07

17.34 ± 5.37

18.34 ± 6.32

0.23

18.58 ± 5.65

17.33 ± 4.91

18.07 ± 7.10

0.12

Enzymatic antioxidant parameters

 SOD activity (U/gHb)

1392.6 ± 219.3

1285.3 ± 188.9

979.4 ± 220.4

<10 −4

–

–

‒

‒

 GPx activity (U/gHb)

–

–

–

–

40.22 ± 12.79

42.91 ± 13.17

39.01 ± 11.97

0.1

 TAS (mmol/l)

1.51 ± 0.27

1.53 ± 0.31

1.42 ± 0.33

0.006

1.54 ± 0.29

1.50 ± 0.28

1.41 ± 0.35

0.002

  1. *P < 0.05 was required for statistical significance