Repeated colonoscopy results after an unsuccessful procedure due to inadequate bowel cleansing

Abstract

Introduction:The aim of this study is to evaluate repeated colonoscopy results after a failed procedure due to inadequate bowel cleansing. Materials and Methods:Patients who underwent colonoscopy between the dates of January 2014 and December 2019 were included in the study. Patients' distance from the hospital, appointment times, repeated colonoscopy times, demographic data, and predictive factors were evaluated.Results: There were 522 (5.1%) patients who had failed procedure due to insufficient bowel cleansing among the 10,420 colonoscopy procedures. Failure rates were increased in each repeated colonoscopies (21.8%, 25%, and 33.3%). In repeated second colonoscopy, if the procedure was on the same day and the next day, it was associated with a high success rate (odds ratio [OR]=3.