Prognostic Impact of Body Mass Index Stratified by Smoking Status in Patients With Esophageal Adenocarcinoma

Given that smoking affects body mass index (BMI) and survival, stratification by smoking status may be required to determine the true prognostic impact of BMI. Although obesity increases risk for developing esophageal adenocarcinoma (EAC), the prognostic influence of obesity and its potential modification by smoking status is unknown in this disease.All patients (N = 778) underwent potentially curative esophagectomy. BMI was calculated using...