Figure 4.
Decision curve analysis for overall survival. Black line: All patients dead. Gray line: None patients dead. Black dashed line: Model of nomogram. Red dashed line: Model of TNM staging system
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.