Kaplan-Meier survival estimates for patients presenting with ampullary tumors. A. Patients with jaundice had a 5-year survival rate of 43% compared to 71% for those without, p < 0.001, Log-rank test. B. Patients with adenocarcinoma had a 5-year survival rate of 45% versus 82% for those with benign disease, p < 0.0001, Log-rank test. C. Patients with Stage I disease had a 5-year survival rate of 68% compared to 31% and 23% for Stages II and III respectively, p < 0.01 for Stage I vs Stage II or III, p < 0.01, Log-rank test. D. The five-year survival rate for all patients with adenocarcinoma undergoing surgery was 39% versus 0% for those without surgery, p < 0.01, Log-rank test.