Table 1 Nerve conduction test results

Motor conduction studies

Median nerve

 DML (ms)

5.58 *

7.4 *

8.71 *

9.04 *

8.84 *

10.5 *

 CMAP (mV)

9.7

4.66 *

3 *

6.5

5.3 *

7.3

 CV (elbow-wrist, m/s)

20.9 *

22.9 *

17.5 *

17.2 *

15.2 *

16.7 *

 F—wave latency (ms)

33.3

30.4

-

-

NR

48.6 *

 F-wave persistence(%)

40 *

43.8 *

-

-

NR

40 *

Ulnar nerve

 DML (ms)

3.66 *

4.5 *

5.42 *

5.17 *

5.15 *

5.32 *

 CMAP (mV)

5.5 *

3.49 *

4.2 *

5.8 *

4.5 *

5.4 *

 CV (below elbow-wrist, m/s)

29.1 *

23.2 *

23.2 *

16.7 *

19.8 *

21.3 *

 F—wave latency (ms)

28.2

70.4 *

-

-

NR

NR

 F-wave persistence(%)

40 *

60 *

-

-

NR

NR

Tibial nerve

 DML (ms)

4.95

7.6 *

6.77 *

5.92 *

6.74 *

6.25 *

 CMAP (mV)

19.8

18.08

0.4 *

4.9 *

4.6 *

5.4 *

 F—wave latency (ms)

93.6 *

96.8 *

-

-

NR

NR

 F-wave persistence(%)

100

68.8 *

-

-

NR

NR

Peroneal nerve

 DML (ms)

5.98 *

7.6 *

8.5 *

8.54 *

8.42 *

10.4 *

 CMAP (mV)

5.8

6.48

3.3

3.2

3.9

4.4

 CV (fibular neck-ankle, m/s)

34.1 *

30.6 *

23.5 *

24.2 *

25.8 *

26.7 *

 F—wave latency (ms)

89.5 *

-

-

-

NR

NR

 F-wave persistence(%)

45.5 *

-

-

-

NR

NR

Sensory conduction studies

Median nerve

 Peak latency (ms)

3.53

4.2

4.98

4.34

5.61

5.96

 The SNAP (μV)

10.3 *

7.73 *

5.5 *

7.5 *

8.3 *

4.4 *

 CV (wrist-index finger, m/s)

34.8

32.7 *

28.1 *

32.3 *

25 *

23.5 *

Ulnar nerve

 Peak latency (ms)

3.74

3.9

4.09

3.86

4.77

4.77

 The SNAP (μV)

12.7 *

11.52 *

11.1 *

8.2 *

10.6 *

12.5 *

 CV (wrist-little finger, m/s)

29.9 *

29.7 *

28.1 *

28.5 *

24.1 *

23.1 *

Radial nerve

 Peak latency (ms)

5.15

-

3.9

3.64

3.76

3.86

 The SNAP (μV)

5.2 *

-

8.4 *

9.6 *

4.5 *

7.2 *

 CV (forearm-snuff box, m/s)

36.5 *

-

30.8 *

31.6 *

34.6 *

29.8 *

Sural nerve

 Peak latency (ms)

2.63

2.9

2.22

2.02

2.16

2.15

 The SNAP (μV)

17.5

11.51

11.8

14.7

19.1

27.8

 CV (calf-ankle, m/s)

45.6

44.2

47.3

52

50.9

53.5

Superficial peroneal nerve

 Peak latency (ms)

-

3.2

2.41

2.6

2.47

2.69

 The SNAP (μV)

-

21.35

20.5

13.9

20.9

19

 CV (lower leg-ankle, m/s)

-

40.6

45.6

44.2

44.5

42.8