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Table 1 Clinical characteristics of colorectal cancer patients recruited in model construction group and external validation group

From: Identification alpha-2-HS-glycoprotein precursor and tubulin beta chain as serology diagnosis biomarker of colorectal cancer

Clinical characteristics Model construction group Evaluation group P-value
  (n = 36) (n = 36)  
Gender: male/female 19/17 19/17 1.000§
Age (years, X ¯ ± SD ) 63.58 ± 10.02 61.19 ± 11.48 0.875#
TNM stage    0.629
  6 5  
  17 16  
  12 13  
  1 2  
Tumor localization    0.629§
  Colon 15 13  
  Rectum 21 23  
  1. §Pearson Chi-Square test.
  2. #Independent-Sample T Test.