Figure 4.
Kaplan Meier curve with each criterion point. The significance of differences is evaluated with the Log-rank test. (A): derivation cohort, (B): validation cohort.
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.