1 Department of Respiratory and Critical Care Medicine, The Affiliated Lianyungang Hospital of Xuzhou Medical University, Lianyungang, 222000, Jiangsu, China.
2 Department of Critical Care Medicine, The Affiliated Lianyungang Hospital of Xuzhou Medical University, Lianyungang, 222000, Jiangsu, China.
3 Department of Respiratory and Critical Care Medicine, The Affiliated Lianyungang Hospital of Xuzhou Medical University, Lianyungang, 222000, Jiangsu, China. sijienanjing@163.com.
4 Department of Respiratory and Critical Care Medicine, The Affiliated Lianyungang Hospital of Xuzhou Medical University, Lianyungang, 222000, Jiangsu, China. huronglygyy2018@163.com.