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.
Survival curves classified by high-risk and low-risk group. Survival curves for two groups classified by prognostic total score calculated from the nomogram in the primary (A) and validation (B) cohort. For each survival curve, 95% CI and number at risk for each group were also presented.
