FIGURE 5. The incidence of BE. The DER50 group versus the BD20, DER20, and RY group: P < 0.001. The BD30 group versus the BD20, DER20, and RY group: P < 0.01. The BD20 or DER20 group versus the RY group: P < 0.001. DER50, total gastrectomy and esophagojejunostomy to induce duodenoesophageal reflux, killed after 50 weeks; BD30, conversion from esophagojejunostomy to biliary diversion procedure to prevent duodenoesophageal reflux at the 30th week, killed after 50 weeks; BD20, conversion from esophagojejunostomy to biliary diversion procedure to prevent duodenoesophageal reflux at the 20th week, killed after 50 weeks; RY, total gastrectomy and Roux-en-Y reconstruction, killed after 50 weeks; DER30, total gastrectomy and esophagojejunostomy to induce duodenoesophageal reflux, killed after 30 weeks; DER20, total gastrectomy and esophagojejunostomy to induce duodenoesophageal reflux, killed after 20 weeks.