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Table 4 Comparison between participants with abnormal median nerve CSA regarding clinical characteristics

From: Assessment of carpal tunnel syndrome via ultrasonography among hospital workers: a screening study

  Mild
(No. = 47)
Moderate
(No. = 7)
Severe
(No. = 5)
Kruskal–Wallis/Chi* Mild
vs moderate
Mild
vs severe
Moderate vs
severe
Mean rank/number (%) Mean rank/number (%) Mean rank/number (%) p p p p
Age 29.26 22.29 47.80 0.032** 0.290 0.018** 0.032**
Gender Male 11(23.4%) 2(28.6%) 1(20%) 0.936*  
Female 36(76.6%) 5(71.4%) 4(80.0%)
Occupation Medical 21(44.7%) 5 (71.4%) 3(60.0%) 0.368*  
Non-medical 26 (55.3%) 2 (28.6%) 2(40.0%)
Median nerve CSA by US (mm2) 24.00 51.00 57.00  < 0.001**  < 0.001**  < 0.001** 0.003**
BCTQ 27.79 36.57 41.60 0.103  
  1. CSA cross sectional area, US ultrasound, BCTQ Boston carpal tunnel questionnaire
  2. *Chi test
  3. **p value is significant if < 0.05