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.
Receiver operating characteristic curves of the three models predicting high-grade endometrial cancer in the training (A) and validation sets (B). The graphs (C) and (D) show that the calibration curve of nomogram has good calibration ability in both the training and validation sets, respectively.
