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Table 2 Operation outcomes and long-term outcomes of the two groups

From: Feasibility of portal or superior mesenteric vein resection and reconstruction by allogeneic vein for pancreatic head cancer—a case-control study

Parameters Group A (n = 42) Group B (n = 42) P-value
Operation time, min, median (range) 490.0 (360.0–920.0) 470 (280.0–650.0) 0.067
Time to vein reconstruction, min, median (range) 52.5 (40.0–80.0) 45.0 (30.0–70.0) < 0.001
Intraoperative blood loss, ml, median (range) 650.0 (350.0–1650.0) 450.0 (250.0–1350.0) 0.108
Lymph node retrieved 18.5 (7.0–50.0) 18.0 (6.0–46.0) 0.278
Length of vein resected, cm, median (range) 3.0 (2.0–6.0) 2.0 (1.0–4.0) < 0.001
R1 rate of PV/SMV 2 (4.8) 6 (14.3) 0.137
Postoperative complications, case (%)    
 Pancreatic fistula 6 (14.3) 8 (19.0) 0.558
 Bleed 2 (4.8) 2 (4.8) 1.000
 Delayed gastric emptying 5 (11.9) 4 (9.5) 0.724
 Portal vein thrombosis 0 1 (2.4) 0.314
OS, %    0.501
 1-year OS 62.9 57.0  
 2-year OS 31.5 25.6  
 3-year OS 0 0  
DFS, %    0.502
 1-year DFS 43.9 36.6  
 2-year DFS 10.5 7.4  
  1. DFS, disease-free survival rate; OS, overall survival rate