301 A Novel Tissue Systems Pathology Test Predicts Progression in Barrett's Esophagus Patients

BE: Barrett's esophagus; EAC: esophageal adenocarcinoma; PY: person-years; CI: confidence interval; *Poisson model used to calculate rate ratio using the 2nd year of follow-up as the reference group.+Poisson model adjusted for age, race, BMI, smoking, alcohol use, Deyo comorbidity score, number of EGDs between BE and EAC or last point of contact, diagnosis of GERD before BE diagnosis, and history of filled prescriptions of PPI, H2RA, aspirin, NSAID, and statin.