Table 1 Comparing patients ‘characteristics between DPN and control group

Age (y)

 < 50

20

17.4

25

21.7

45

19.6

0.669

51–60

53

46.1

48

41.7

101

43.9

 > 60

42

36.5

42

36.5

84

36.5

Gender

Female

78

67.8

82

71.3

160

69.6

0.667

Male

37

32.2

33

28.7

70

30.4

BMI

Thin

3

2.6

5

4.3

8

3.5

0.427

Normal

27

23.5

31

27

58

25.2

overweight

47

40.9

42

36.5

89

38.7

Obese

23

20.0

29

25.2

52

22.6

Very obese

15

13.0

8

7

23

10

Smoking

yes

20

17.4

23

20

43

18.7

0.61

no

95

82.6

92

80

187

81.3

Retinopathy

yes

66

57.4

25

21.7

91

39.6

 < 0.001

no

49

42.6

90

78.3

139

60.4

microalbuminuria

yes

79

68.7

27

23.5

106

46.1

 < 0.001

no

36

31.3

88

76.5

124

53.9

Diabetes duration (y)

 < 2

6

5.2

12

10.4

18

7.8

0.456

3–5

16

13.9

16

13.9

32

13.9

6–10

30

26.1

32

27.8

62

27

 > 10

63

54.8

55

47.8

118

51.3

SBP (mmHg)

-

136.78 ± 16.57

132.52 ± 16.27

134.65 ± 16.52

0.05

DBP (mmHg)

-

80.57 ± 10.45

79.87 ± 10.85

80.22 ± 10.63

0.621

FBS (mg/dl)

-

206.59 ± 76.60

176.34 ± 63.14

191.47 ± 71.66

0.001^*

HbA1c (%)

-

8.42 ± 1.09

7.45 ± 1.14

7.94 ± 1.21

 < 0.001

Creatinine (mg/dl)

-

0.99 ± 0.16

0.89 ± 0.15

0.94 ± 0.16

 < 0.001

Cholesterol (mg/dl)

-

178.70 ± 46.85

155.87 ± 40.62

167.28 ± 45.22

 < 0.001

LDL (mg/dl)

-

102.09 ± 35.87

88.17 ± 34.06

95.3 ± 35.59

0.003^*

HDL (mg/dl)

-

39.72 ± 7.56

39.71 ± 7.5

39.72 ± 7.5

0.05

Triglyceride (mg/dl)

-

203.23 ± 84.63

170.27 ± 63.97

186.75 ± 86.65

0.621