Machine Learning–Driven Models to Predict Prognostic Outcomes in Patients Hospitalized With Heart Failure Using Electronic Health Records: Retrospective Study

Haichen Lv   ^{1 *} , MD, PhD ;   Xiaolei Yang   ^{1 *} , MD, PhD ;   Bingyi Wang   ^{2 *} , MA ;   Shaobo Wang   ^{3, 4} , PhD ;   Xiaoyan Du   ² , MA ;   Qian Tan   ⁵ , MD, PhD ;   Zhujing Hao   ¹ , MA ;   Ying Liu   ¹ , MD, PhD ;   Jun Yan   ⁴ , PhD ;   Yunlong Xia   ¹ , MD, PhD

¹ Department of Cardiology, The First Affiliated Hospital of Dalian Medical University, Dalian, China

² Medical Department, Yidu Cloud (Beijing) Technology Co Ltd, Beijing, China

³ College of Life Science and Bioengineering, Beijing University of Technology, Beijing, China

⁴ AI Lab, Yidu Cloud (Beijing) Technology Co Ltd, Beijing, China

⁵ Medical Department, Happy Life Technology Co Ltd, Beijing, China

*these authors contributed equally