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Table 2 Comparison between the two studied groups according to different radiological parameters and electrophysiological findings

From: Correlation between delayed carpal tunnel syndrome and carpal malalignment after distal radial fracture

 

Cases (n = 30)

Control (n = 30)

Test of sig

p

Radiocapitate distance

Min.–Max

− 15.70 to − 5.60

− 10.20 to − 4.50

U = 76.0*

 < 0.001*

Mean ± SD

− 11.48 ± 2.24

− 7.45 ± 1.95

Median (IQR)

− 11.25 (− 12.9 to − 10.8)

− 6.80 (− 10.1 to − 5.9)

Volar tilt

Min. – Max

− 25.50 to − 4.70

− 20.40 to − 1.70

U = 48.0*

 < 0.001*

Mean ± SD

− 20.68 ± 5.45

− 8.57 ± 7.34

Median (IQR)

− 22.15 (− 23.2 to − 20.9)

− 4.85 (− 18.2 to − 3.5)

Volar prominence height

Min.–Max

0.20–5.70

2.80–8.80

U = 80.0*

 < 0.001*

Mean ± SD

2.24 ± 1.35

4.83 ± 1.75

Median (IQR)

2.15 (1.40–3.0)

4.35 (3.4–5.3)

Padua neurophysiological classification scale for CTS

1

0 (0.0%)

28 (93.3%)

χ2 = 63.078*

MCp < 0.001*

2

8 (26.7%)

2 (6.7%)

3

14 (46.7%)

0 (0.0%)

4

7 (23.3%)

0 (0.0%)

5

1 (3.3%)

0 (0.0%)

  1. IQR Inter quartile range, SD Standard deviation, t Student t-test, χ2 Chi square test, MC Monte Carlo, U Mann Whitney test
  2. p: p value for comparing between the two studied groups
  3. *Statistically significant at p ≤ 0.05