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Table 1 Demographic characteristics of the studied groups

From: Impact of vitamin D level in diabetic people with peripheral neuropathy

Item

Group A (n = 20)

Group B (n = 20)

Group C (n = 20)

Control group (n = 20)

χ2

p-value

n

%

n

%

n

%

n

%

Age (years)

 Mean ± SD

54.30 ± 6.92

57.85 ± 9.23

57.55 ± 7.29

54.55 ± 8

2.34

0.504 (NS)

 Median (range)

53.5 (45–65)

57 (47–86)

58.5 (45–70)

51 (40–66)

  

Seasonal collection

 Summer

18

90%

15

75%

17

85%

14

70%

1.731

0.629 (NS)

 Winter

2

10%

5

25%

3

15%

6

30%

Residence

 Rural

16

80%

12

60%

15

75%

13

65%

3.73

0.291 (NS)

 Urban

4

20%

8

40%

5

25%

7

35%

Sex

 Male

10

50.0%

10

50.0%

9

45.0%

6

30.0%

2.18

0.535 (NS)

 Female

10

50.0%

10

50.0%

11

55.0%

14

70.0%

  1. Continuous data are represented as mean ± SD; categorical data are represented as number and percentage
  2. n: number, %: percentage, χ2: Chi-square test, NS: not significant