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Table 3 Interval changes of neuroanatomical parameters for the median nerve (mean ± SD)

From: Sonographic follow-up after endoscopic carpal tunnel release for severe carpal tunnel syndrome: a one-year neuroanatomical prospective observational study

Parameter

Patient (n = 31, 44 wrists)

Control (n = 23, 46 wrists)

3d pre-surgery

2nd week post-surgery

4th week post-surgery

3rd month post-surgery

6th month post-surgery

12th month post-surgery

EL, cm

2.073 ± 0.718#

1.914 ± 0.598#

1.246 ± 0.504*#

0.715 ± 0.209*#

0.429 ± 0.129*#

0.098 ± 0.030*#

0.016 ± 0.011

D, cm

0.272 ± 0.045#

0.258 ± 0.039#

0.237 ± 0.032*#

0.225 ± 0.017*#

0.219 ± 0.013*#

0.214 ± 0.009*

0.213 ± 0.005

CSA, cm2

0.141 ± 0.029#

0.138 ± 0.015#

0.124 ± 0.014*#

0.117 ± 0.012*#

0.109 ± 0.011*#

0.103 ± 0.008*#

0.073 ± 0.005

  1. EL edema length of median nerve, D anteroposterior diameter of median nerve, CSA cross-sectional area of median nerve, SD standard deviation;
  2. *Statistical comparison with the previous time point for each parameter in patient group, p < 0.05;
  3. #Statistical comparison with control group, p < 0.05
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BMC Musculoskeletal Disorders

ISSN: 1471-2474

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