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The Egyptian Journal of Neurology, Psychiatry and Neurosurgery

Table 3 Significant differences of nerve conduction findings between the two groups

From: Quantitative motor unit potential analysis and nerve conduction studies for detection of subclinical peripheral nerve dysfunction in patients with compensated liver cirrhosis

Parameter

Group

Mean

SD

Median

IQR

95% CI for mean

P value

95% CI for difference

Right ulnar motor latency (ms)

Patients

(n = 50)

3.4

0.45

3.3

0.5

3.24/

3.49

0.0338*

0.02/ 0.48

Controls

(n = 40)

3.1

0.37

3.2

0.5

2.94/

3.29

Left ulnar motor latency (ms)

Patients

(n = 50)

3.1

0.41

3.15

0.4

3.03/

3.26

0.035*

0.02/ 0.43

Controls

(n = 40)

2.9

0.35

2.85

0.6

2.76/

3.09

Left ulnar motor velocity

(m/s)

Patients

(n = 50)

56.9

7.1

56.1

8.5

54.96/

59

0.011*

− 8.59/− 1.13

Controls

(n = 40)

61.8

6.9

61.2

13.5

58.57/

65.11

Right peroneal motor velocity (m/s)

Patients

(n = 48)

45.3

4.8

46.6

6.2

45.56/

48.42

0.019*

− 5.39/− 0.49

Controls

(n = 40)

48.2

4

48.6

8

46.61/

50.39

Left peroneal motor velocity (m/s)

Patients

(n = 50)

44.7

5.6

45.6

6

44.47/

47.76

0.043*

− 5.55/− 0.09

Controls

(n = 39)

47.5

3.4

49.6

7

45.69/

49.44

Right median sensory amplitude (μV)

Patients

(n = 44)

21.1

9.9

19.4

13.4

18.05/

24.05

0.011*

− 15.51/− 2.1

Controls

(n = 33)

29.8

11.7

25.5

18.4

22.41/

37.31

Right ulnar sensory velocity (m/s)

Patients

(n = 50)

46.9

5.5

47

8.5

45.34/

48.56

0.016*

− 6.39/− 0.68

Controls

(n = 40)

50.5

4.9

49.5

5.5

48.19/

52.79

Right ulnar sensory amplitude (μV)

Patients

(n = 50)

18.1

10.5

15.25

11.3

15.04/

21.17

0.030*

 

Controls

(n = 40)

23.5

10.3

20.45

16.8

18.69/

28.34

Left ulnar sensory latency (ms)

Patients

(n = 50)

3.03

0.34

3

0.4

2.93/

3.12

0.026*

0.02/ 0.35

Controls

(n = 40)

2.8

0.22

2.8

0.3

2.74/

2.94

Left ulnar sensory velocity (m/s)

Patients

(n = 50)

47.1

5.98

47

7.5

45.36/

48.76

0.013*

− 6.57/− 0.81

Controls

(n = 40)

50.7

3.79

50.5

5.5

48.97/

52.53

Left ulnar sensory amplitude (μV)

Patients

(n = 50)

20.8

12.41

20

14.4

17.31/

24.37

0.038*

 

Controls

(n = 40)

25.3

8.67

24.2

12.3

21.21/

29.33

Left sural sensory amplitude (μV)

Patients

(n = 36)

9.8

4.21

9.3

4

8.39/

11.24

0.016*

 

Controls

(n = 37)

13.6

6.22

11.8

8.5

10.4/

16.8

  1. SD, standard deviation; IQR, interquartile ratio; CI, confidence interval
  2. *Significant P value < 0.05
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