1 Department of Critical Care Medicine, Northern Jiangsu People's Hospital, Clinical Medical College of Yangzhou University, Yangzhou, Jiangsu 225001; Department of Critical Care Medicine, Zhong-Da Hospital, Southeast University, Nanjing, Jiangsu 210009, China.
2 Department of Neurology, Affiliated Wutaishan Hospital, Clinical Medical College of Yangzhou University, Yangzhou, Jiangsu 225001, China.
3 Department of Critical Care Medicine, Northern Jiangsu People's Hospital, Clinical Medical College of Yangzhou University, Yangzhou, Jiangsu 225001, China.
4 Department of Critical Care Medicine, Zhong-Da Hospital, Southeast University, Nanjing, Jiangsu 210009, China.