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Table 2 Comparison between the two groups according to sensory conduction study

From: Neurophysiological evaluation of juvenile systemic lupus erythematosus

 

Sensory conduction study

Studied children (n = 38)

Control group (n = 30)

T

P

Median

Latency (ms)

Min. – Max

2.0–2.90

1.40–3.30

0.341

0.734

Mean ± SD

2.47 ± 0.27

2.44 ± 0.45

Median

2.42

2.40

Amplitude (µv)

Min. – Max

11.0–168.0

20.70–65.0

1.729

0.089

Mean ± SD

55.90 ± 36.48

43.57 ± 15.58

Median

37.85

46.50

Conduction velocity (m/s)

Min. – Max

41.70–65.0

49.0–59.0

2.022*

0.047*

Mean ± SD

49.69 ± 6.29

52.27 ± 3.41

Median

47.75

50.50

Ulnar

Latency (ms)

Min. – Max

1.06–3.0

1.60–2.50

2.157*

0.035*

Mean ± SD

2.24 ± 0.34

2.08 ± 0.25

Median

2.22

2.05

Amplitude (µv)

Min. – Max

13.60–142.0

22.0–45.0

3.453*

0.001*

Mean ± SD

58.08 ± 34.24

35.97 ± 8.28

Median

49.95

36.50

Conduction velocity (m/s)

Min. – Max

39.70–62.50

49.0–64.0

1.831

0.072

Mean ± SD

50.51 ± 6.61

53.10 ± 4.54

Median

49.05

51.50

Sural

Latency (ms)

Min. – Max

2.20–4.0

1.70–3.30

4.648*

 < 0.001*

Mean ± SD

3.01 ± 0.43

2.48 ± 0.51

Median

3.0

2.40

Amplitude (µv)

Min. – Max

7.0–92.0

10.0–32.0

0.105

0.917

Mean ± SD

21.97 ± 19.08

21.17 ± 6.42

Median

15.45

20.20

Conduction velocity (m/s)

Min. – Max

10.60–53.90

44.0–55.0

5.217*

 < 0.001*

Mean ± SD

42.31 ± 6.51

49.40 ± 4.05

Median

42.25

49.0

  1. t Student’s t test. P P value for comparing between the two groups
  2. *Statistically significant at P ≤ 0.05