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Table 5 Comparison of study results relating to the Frey procedure and partial pancreaticoduodenectomy.

From: Different surgical strategies for chronic pancreatitis significantly improve long-term outcome: a comparative single center study

  Follow-up in months Number of patients Freedom from pain Significant improvement Newly acquired, insulin-requiring diabetes Newly acquired exocrine insufficiency
Frey procedure       
Own results 50 30 50% 43% 17% 30%
Frey, 1994 37 50 34% 40.50% 11% 11%
Izbicki, 1995 18 22 89% - - 10%
Izbicki, 1997 30 36 92% - 3% 3%
Izbicki 1998 24 31 90% - - 3%
Pancreaticoduodenectomy       
Own results 50 6 - 67% 50% 17%
Klempa, 1995 36 30 60% 10% 30% 80%
Izbicki, 1998 24 30 87% - 9.70% 22.60%
Witzigmann, 2002 18 20 40% 20% 10% no data