Automated Brief Hospital Course Summarization in Cardiac Surgery Using a Lightweight Large Language Model–Based Framework: Development and Evaluation Study on the Medical Information Mart for Intensive Care-IV

Xiaoyuan Gao   ^{1, 2, 3 *} , ME ;   Yang Wang   ^{2 *} , PhD ;   Zixing Wang   ^{1, 2 *} , ME ;   Jing Yuan   ² , ME ;   Shengkang Huang   ⁴ , MME ;   Xu-Yao Zhang   ^{5, 6} , PhD ;   Zhaohong Sun   ² , PhD ;   Yun Xing   ² , MEng ;   Yiyang Liu   ^{1, 2} , ME ;   Xintong Wu   ² , ME ;   Zhan Hu   ⁴ , PhD ;   Wei Zhao   ⁷ , PhD

¹ Chinese Academy of Medical Sciences & Peking Union Medical College, Beijing, China

² Department of Information Center, Fuwai Hospital, Chinese Academy of Medical Sciences and Peking Union Medical College, Beijing, China

³ Information Center, First Hospital of Tsinghua University, Beijing, China

⁴ Department of Cardiac Surgery, Fuwai Hospital, National Center for Cardiovascular Diseases, Beijing, China

⁵ Institute of Automation of Chinese Academy of Sciences, Beijing, China

⁶ School of Artificial Intelligence, University of Chinese Academy of Sciences, Beijing, China

⁷ Statistical Information Center of the National Health Commission, Beijing, China

*these authors contributed equally