Risk Factors for Inadequate Bowel Preparation Before Colonoscopy

Exclusion Criteria

• •History of acute myocardial infarction (within 6 months), severe cardiac/hepatic/renal insufficiency, or psychiatric disorders
• •Current use of anticoagulants (e.g., aspirin, warfarin) or presence of coagulation disorders
• •Pregnancy or lactation;
• •History of inflammatory bowel disease or acute intestinal infection within the past 2 weeks;
• •History of colorectal cancer, familial adenomatous polyposis (FAP), or Peutz-Jeghers syndrome;
• •History of intestinal obstruction, perforation, stricture, or other conditions precluding completion of colonoscopy;
• •Non-compliance with bowel preparation protocols (e.g., ingestion of \<80% of prescribed polyethylene glycol (PEG) electrolyte solution);
• •Severe hearing impairment, cognitive dysfunction, or inability to cooperate with the study;
• •Prior enrollment in this study with a repeat colonoscopy appointment;
• •Current participation in other clinical trials or participation in any trial within the preceding 60 days;
• •Refusal to provide written informed consent.