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Table 2 Clinicopathological features of significance ExCLNI

From: Evaluation of extra capsular lymph node involvement in patients with extra-hepatic bile duct cancer

  Patients with lymph nodal metastasis (N = 79)  
Positive ExCLNI N = 17 Negative ExCLNI N = 62 P Vale
Age(years) 70 11 33 0.426
>70 6 29  
Gender Male 13 40 0.4
Female 4 22  
pT Factor T1-2 2 23 0.405
T3-4 15 39  
Perineural invasion Present 17 55 0.336
Absent 0 7  
Vascular invasion Present 6 11 0.102
Absent 11 55  
Tumor location Hilar 3 38 0.002
Distal 14 24  
Histological grade G1 2 8 0.238
G2 13 41  
G3 2 10  
Others 0 2  
The number of metastatic LN 3 9 18 0.086
  1. Seven clinicopathological characteristics of patients with and without ExCLNI are evaluated. ExCLNI: Extra capsular lymph node involvement. LN: lymph node.