Central South University - Department of Critical Care Medicine, Central South University - Department of Critical Care Medicine, Central South University - School of Computer Science and Engineering, Central South University - Department of Respiratory Medicine (Department of Respiratory and Critical Care Medicine), Central South University - National Clinical Research Center for Geriatric Disorders, Central South University - Department of Critical Care Medicine, Central South University - Department of Critical Care Medicine, Central South University - School of Computer Science and Engineering, Central South University - School of Computer Science and Engineering, Central South University - Department of Critical Care Medicine and Shanghai Jiao Tong University (SJTU) - Department of Radiology