1. Department of Biostatistics, Korea University College of Medicine , Seoul , Republic of Korea
2. Division of Cardiology, Department of Internal Medicine, Korea University Anam Hospital , Seoul , Republic of Korea
3. Department of Medical Informatics, Korea University College of Medicine , Seoul , Republic of Korea
4. Korea University Research Institute for Medical Bigdata Science, College of Medicine, Korea University , Seoul , Republic of Korea
5. Division of Cardiology, Department of Internal Medicine, Korea University Ansan Hospital , Ansan , Republic of Korea
6. Division of Cardiology, Department of Internal Medicine, Korea University Guro Hospital , Seoul , Republic of Korea