Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
Exploring the relationship between COVID-19 patients survival and clinical trait including clinical signs (A), clinical indicators (B), complications (C) and comorbidity (D) by using the cox regression analysis, the red boxplot represent the protective factors, while the green boxplot represent the risky factors.
