1. School of Nursing, Wuhan University, Wuhan, China
2. Emergency Department, Tongji Hospital, Tongji Medical College, Huazhong University of Science and Technology, Wuhan, China
3. Population and Health Research Center, Wuhan University, Wuhan, China
4. Emergency Department of the East Campus, Renmin Hospital of Wuhan University, Wuhan, China
5. Department of Critical Care Medicine, Zhongnan Hospital of Wuhan University, Wuhan, China
6. Florida State University College of Nursing, Tallahassee, FL, USA