Effects of a Personalized Chatbot for Explaining Anesthesia Consent on Patient Understanding and Satisfaction

INTERVENTION: Others(LLM‐based chatbot application for anesthesia informed consent explanation and question answering (S‐ICON)) : Control Group: Standard S‐ICON Chatbot — Provides standardized responses without incorporating user‐selected settings. Intervention Group: Personalized S‐ICON Chatbot — Provides personalized responses based on user‐selected settings for response difficulty, response length, and anxiety level. CONDITION: Not Applicable PRIMARY OUTCOME: Overall satisfaction after chatbot use (5‐point Likert scale) SECONDARY OUTCOME: Additional user satisfaction Decision‐making support Information trustworthiness Reduction in preoperative anxiety Understanding of anesthesia informed consent User behavior and log‐based outcomes: Number of questions, frequency of repeated questions on the same topic, use of suggested questions, satisfaction with individual responses, changes in response preferences according to user‐selected settings, application usage time and patterns, and differences in usage patterns according to notification settings INCLUSION CRITERIA: (1) Adult patients aged 18 years or older (2) Patients hospitalized for surgery who require anesthesia informed consent (3) Patients who voluntarily agree to participate in this study