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.
Verification of the Risk-H in the internal set and external set. (A, C) Kaplan–Meier survival analyses of Risk-H in the internal set and the external set. (B, D) Risk-H performance in time-dependent receiver operating characteristic (ROC) analysis in the internal set and the external set.
