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Table 2 Surgical procedures offered to patients in the PTR and USC groups

From: Up-front systemic chemotherapy is a feasible option compared to primary tumor resection followed by chemotherapy for colorectal cancer with unresectable synchronous metastases

  PTR ( N= 42) USC ( N= 6) P value
Surgical procedure, n    
 Ileocecal resection 5 - 0.181
 Right hemicolectomy 4 -  
 Transverse colectomy 4 -  
 Left hemicolectomy 2 -  
 Sigmoidectomy 11 2  
 Hartmann operation 3 1  
 Abdominoperineal resection 5 -  
 High anterior resection 3 -  
 Low anterior resection 5 2  
 Only ostomy creation - 1  
Approach    0.591
 Open 34 4  
 Laparoscopic 8 2  
Open conversion, n 0 0 N.A.
  1. USC: up-front systemic chemotherapy group. PTR: primary tumor resection group. N.A.: not available. Variables were statistically analyzed by Fisher’s exact test (categorical, binary) or Chi-square test (categorical, more than three variables).