A new type of highly infectious coronavirus, designated by 2019 new coronavirus (2019-nCoV), was firstly found in Wuhan, Hubei, China. Since the beginning of December, 2019, there reported some cases of viral pneumonia caused by unknown reasons, which attracted the focus of all over the world. Medical staff from all over the country began to station in there to survive those nearly collapse hospitals. We aim to compared with the mortality of the two studies from two different hospitals which directed by different management team including critical care medicine and respiratory critical care medicine in China.