Accuracy of ChatGPT and DeepSeek in answering clinical questions from the 2025 Society for Cardiovascular Angiography & Interventions/Heart Rhythm Society left atrial appendage occlusion guidelines

Yunpeng Jin, Chao Feng, Jianqiang Zhao, Wenting Lin, Bin Li, Department of Cardiology, The Fourth Affiliated Hospital of School of Medicine, and International School of Medicine, International Institutes of Medicine, Zhejiang University, Department of Nursing, The Fourth Affiliated Hospital of School of Medicine, and International School of Medicine, International Institutes of Medicine, Zhejiang University

Journal of International Medical Research

Published online on April 14, 2026

Abstract

Journal of International Medical Research, Volume 54, Issue 4, April 2026.
ObjectiveTo evaluate the accuracy of ChatGPT and DeepSeek in answering guideline-based clinical questions in cardiology.MethodsIn August 2025, responses generated from four large language models to eight clinical questions based on the 2025 Society for ...