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Table 3 Correlation of postoperative pancreatic duct obstruction with remnant pancreatic morphological changes and clinicopathologic characteristics in patients who underwent pancreatic resection and pancreaticojejunostomy

From: Pancreatic duct obstruction after pancreaticojejunostomy: implications for early prediction and prevention of long-term pancreatic complications

Variable Pancreatic duct obstruction after pancreaticojejunostomy P value
Present (n = 25) Absent (n = 53)
Mean age at operation, y 54.6±16.1 (range -) 56.7±16.1 (range 14-79) 0.712
Sex, M:F (%) 17 (68):8 (32) 30 (57):23 (43) 0.458
Pancreatic duct diameter (mm)    
Before operation    0.153
 Mean ± SD 3.5 ± 2.4 3.0 ± 1.9  
 Median [range] 2.5 [1.0-10.0] 2.8 [1.0-9.0]  
After operation    0.000
 Mean ± SD 5.7 ± 2.6 1.8 ± 0.6  
 Median [range] [3.3-13.0] [1.0-3.0]  
Pancreatic parenchymal thickness (mm)    
Before operation    0.870
 Mean ± SD 14.0 ± 4.9 14.3 ± 5.7  
 Median [range] 18 [10.7-25.0] 17.4 [4.5-30.0]  
After operation    
 Mean ± SD 9.5 ± 4.1 14.1 ± 4.9 0.000
 Median [range] 11 [2.5-16.7] 14.7 [3.0-28.3]  
Type of operation, n (%)    1.000
 Pancreaticoduodenectomy 24 49  
 Segment resection of pancreas* 1 4  
Pancreatic duct stent retained > 2 years, n (%) 1 (4) 9 (17) 0.155
Adjuvant therapy, n (%) 9 (36) 11 (21) 0.397
I125 radioactive seeds implantation, n (%) 2 (8) 1 (2) 0.245
Pancreatic fistula, n (%) 3 (12) 14 (26) 0.240
Malignant tumor, n (%) 13 (52) 30 (57) 0.809
Follow-up period (mo)    0.551
Mean ± SD 39.8 ± 20.4 37.1 ± 22.0  
  1. *Segment resection of pancreas: Medial pancreatectomy without duodenectomy and the distal pancreatic stump was covered with invaginated end-to-end panceaticojejunostomy.