Effect of Gum Chewing on Bowel Cleansing Before Colonoscopy
Status:
Completed
Trial end date:
2015-10-01
Target enrollment:
Participant gender:
Summary
In this randomized controlled study, consecutive outpatients scheduled for elective
colonoscopy were randomized into two groups. Group A patients (n = 150) used 2 L PEG before
colonoscopy. Patients in group B (n = 150) were additionally advised to chew sugarless gum
plus 2 L PEG, The overall quality of colonoscopy cleaning was evaluated using the Boston
Bowel Preparation Scale by endoscopists who was blinded to the intervention. Difficulty of
procedure, patients' tolerance, and adverse events were also evaluated.