Patient demographics, endoscopy and pathology findings, procedure complications, comorbidities and data regarding various risk factors such as smoking, alcohol intake, lack of dietary fruits and vegetables, lack of exercise, family history, prior history of colon cancer, ASA, NSAID and statin use will be collected. A questionnaire for the factors outlined above will be administered by an endoscopist. The data will be transferred to an Excel spreadsheet by one of the study investigators.