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Table 1 The general characteristics of cases and controls

From: Palmoplantar keratoderma is associated with esophagus squamous cell cancer in Van region of Turkey: a case control study

Characteristics Case group(n = 48) Control group(n = 96)
Age   
Mean (± sd) 50.7 (± 12.0) 49.8 (± 11.5)
Range 25 – 72 24 – 75
Sex   
Female 30 (62.5%) 60 (62.5%)
Male 18 (37.5%) 36 (37.5%)
The living place   
Rural 27 (56.3%) 54 (56.3%)
Urban 21 (43.8%) 42 (43.8%)
The region of birth   
Van region 48 (100%) 96 (100%)
Other 0 0
Stage in time of admission   
Localized 17 (35.4%)  
Locally-advanced 23 (47.9%)  
Metastatic 8 (16.7%)  
Histological type   
SCC 48 (100%)  
Adenocarcinoma 0  
  1. SCC: Squamous cell carcinoma