Study on the Effect of Audio-Visual Structured Health Education Intervention on Preoperative Anxiety and Disease Cognition in Patients Undergoing Gastrointestinal Polypectomy

INTERVENTION: Control group:Patients received routine preoperative nursing care, including basic nursing care, standardized preoperative preparation, and traditional routine health education;Observation group:Structured Audiovisual Health Education Intervention; CONDITION: Gastrointestinal polyps PRIMARY OUTCOME: Preoperative anxiety levels; SECONDARY OUTCOME: Patients' preoperative medical coping styles;Knowledge level of gastrointestinal polyps; INCLUSION CRITERIA: 1.Patients diagnosed with gastrointestinal polyps via gastrointestinal endoscopy or pathological biopsy, meeting the indications for endoscopic resection of gastrointestinal polyps, and scheduled to undergo the procedure. 2.Patients with clear consciousness, able to communicate normally, and possessing basic comprehension and cognitive abilities. 3.Patients without severe comorbidities such as psychiatric disorders, cognitive impairment, serious cardiovascular and cerebrovascular diseases, or hepatic and renal insufficiency. 4.Patients who have not received prior disease‐related health education or psychological interventions. 5.Patients and their family members voluntarily agree to participate in this study and have signed the informed consent form.