The Clinical Difference Between the Nonfatal Patients and the Fatal Patients With Severe COVID-19

To investigate the difference of the difference between the nonfatal Coronavirus Disease 2019 (COVID-19) Patients and the fatal Patients .The cross sectional study was undertaken to compare the clinical information (laboratory and radiologic characteristics)of nonfatal participants and fatal cases. The investigators wish figure out the clinical character of the fatal participants. The result may help the physician to find the fatal patients with COVID-19 more easily. The fatal patients with COVID-19 could be treated early.