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Table 3 Patient Characteristics of 89 PatientsWith pT1 Ampullary Cancer

From: Long-term prognosis of surgical treatment for early ampullary cancers and implications for local ampullectomy

  Local ampullectomy (n = 26) Pancreaticoduodenectomy (n = 63) P
Age, mean ± SD 66.25 ± 14.149 67.16 ± 11.658 0.942
Gender    0.543
  Female 14 33  
  Male 12 30  
Jaundice    <0.001
  Positive 2 31  
  Negative 24 32  
Gross morphology    0.002
  Polypoid 24 38  
  Ulcerative 2 25  
Tumor size    0.024
  ≤1 cm 7 33  
  >1 cm 19 30  
Tumor grade    0.128
  Well 10 15  
  Moderate/Poor 16 48  
Lymph node metastasis    
  Positive   22  
  Negative ___ 41 ___
Lymphovascular invasion    
  Positive ___ 25 38 ___
  Negative    
Perineural invasion    
  Positive   6  
  Negative ___ 57 ___