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Table 1 Patient characteristics in the training and the testing cohorts

From: A novel tp53-associated nomogram to predict the overall survival in patients with pancreatic cancer

ICGC-PACA-CA cohort (Training) TCGA-PAAD cohort (Testing)
Characteristics Number of cases % (percentage) Characteristics Number of cases % (percentage)
Age     Age    
  <=65 78 42.86   <=65 93 52.54
  > 65 86 47.25   > 65 84 47.46
  Unknown 18 9.89   Unknown 0 0
Gender     Gender    
  Male 99 54.40   Male 97 54.80
  Female 82 45.05   Female 80 45.20
  Unknown 1 0.55   Unknown 0 0
Stage     Stage    
  Stage I 51 28.02   Stage I 22 12.43
  Stage II 85 46.70   Stage II 148 83.62
  Stage III-IV 8 4.40   Stage III-IV 7 3.95
  Unknown 38 20.88   Unknown 0 0
Grade     Grade    
  G1 NA NA   G1 31 17.51
  G2 NA NA   G2 94 53.11
  G3–4 NA NA   G3–4 50 28.25
  Unknown NA NA   Unknown 2 1.13
  1. Note: NA Not Available