1 Department of Critical Care Medicine, West China Hospital, Sichuan University, Chengdu, 610041, PR China.
2 Department of Neurosurgery, West China Hospital, Sichuan University, Chengdu, 610041, PR China.
3 Department of Critical Care Medicine, West China Hospital, Sichuan University, Chengdu, 610041, PR China. Electronic address: 716461751@qq.com.
4 Department of Critical Care Medicine, West China Hospital, Sichuan University, Chengdu, 610041, PR China. Electronic address: hemin19910306@wchscu.cn.