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Table 3 Results of nerve conduction studies

From: Diabetic peripheral neuropathy: the potential role of vitamin D deficiency

Nerve

Minimum value

Maximum value

Mean + SD

Normal (number, %)

Abnormal (number, %)

Median (motor)

Velocity

39

72

50.14 + 8.48

13 (52%)

12 (48%)

Amplitude

2.2

14.3

7.10 + 2.95

21 (84%)

4 (16%)

Latency

3.5

9.4

5.18 + 1.59

13 (52%)

12 (48%)

Median (sensory)

Velocity

20

61

39.59 + 9.45

2 (8%)

23 (92%)

Amplitude

0.11

39

17.84 + 11.37

11 (44%)

14 (56%)

Latency

2.6

8

4.56 + 1.54

5 (20%)

20 (80%)

Ulnar (motor)

Velocity

38

70

52.25 + 7.29

18 (72%)

7 (28%)

Amplitude

4

11.6

7.94 + 1.85

21 (84%)

4 (16%)

Latency

2.5

7.3

4.05 + 1.43

11 (44%)

14 (56%)

Ulnar (sensory)

Velocity

32

60.4

48.39 + 7.72

14 (56%)

11 (44%)

Amplitude

0.11

43.6

17 + 11.51

10 (40%)

15 (60%)

Latency

1.8

4.1

2.80 + 0.56

19 (76%)

6 (24%)

Peroneal (motor)

Velocity

32

55

42.36 + 7

11 (44%)

14 (56%)

Amplitude

0.3

7

3.08 + 1.69

19 (76%)

6 (24%)

Latency

3.3

14.9

6.93 + 3.14

14 (56%)

11 (44%)

Tibial (motor)

Velocity

28

50

38.86 + 6.39

9 (36%)

16 (64%)

Amplitude

1.5

15

6.21 + 3.50

18 (72%)

7 (28%)

Latency

2.6

16

6.91 + 3.93

15 (60%)

10 (40%)

Sural (sensory)

Velocity

30

60

40.36 + 9.10

11 (44%)

14 (56%)

Amplitude

0.1

18

6.34 + 4.95

13 (52%)

12 (48%)

Latency

2.3

12

4.80 + 1.92

12 (48%)

13 (52%)