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Comparison of survival rates between our study and a previous study at the same center in 1992. (A) Overall 5-year survival was 66% in the previous study vs. 71% in this study. (B) The percentage of surviving patients with diabetes was 64% in the previous study vs. 86% in this study at 1 year and 55% vs. 61% at 3 years. (C) The percentage of surviving nondiabetic patients was 84% in the previous study vs. 98% in this study at 1 year, and 77% vs. 95% at 3 years.
