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Table 1 Clinico-pathological characteristics of the biliary tract cancer patients

From: Comparison of thymidine phosphorylase expression and prognostic factors in gallbladder and bile duct cancer

Characteristics All patients (n = 161) GB cancer (n = 65) Bile duct cancer (n = 96) p-value
  No. of patients % No. of patients % No. of patients %  
Age, years        0.265
   Mean ± SD 61.9 ± 9.8 63.4 ± 11.4 60.9 ± 8.5  
Sex        0.001
   Male 95 59.0 28 43.1 67 69.8  
   Female 66 41.0 37 56.9 29 30.2  
Resectability        0.242
   Curative 127 78.9 49 75.4 78 81.3  
   Palliative 34 21.1 16 24.6 18 18.7  
Adjuvant therapy 70 43.4 30 46.1 40 41.6 0.229
Histopathology
   Well differentiated 51 31.6 23 35.3 28 29.1 0.243
   Vascular invasion 13 8.0 5 7.6 8 8.3 0.606
   Perineural invasion 82 50.9 15 23.0 67 69.7 0.001
   Lymphatic invasion 53 32.9 24 36.9 29 30.2 0.161
LN metastases 60 37.2 25 38.4 35 36.4 0.381
TNM stage        0.105
   I 56 35.0 22 33.8 34 35.8  
   II 66 41.3 24 36.9 42 44.2  
   III 14 8.7 4 6.2 10 10.5  
   IV 24 15.0 15 23.1 9 9.5  
  1. GB, gallbladder; SD, standard deviation; LN, lymph node.