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.
ROC curve analysis of the nomogram model after internal verification.
Note: Y-axis indicates the sensitivity of the nomogram while the X-axis indicates the specificity of the nomogram.
Abbreviations: ROC, receiver operating characteristic; AUC, area under curve.
