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.
Confusion matrix and ROC curves for multicentre validation (per patient). Confusion matrix (A–C) and ROC curves (D–F) for three hospitals. (A,D) The First Affiliated Hospital of Chongqing Medical University. (B,E) The Sixth Affiliated Hospital of Sun Yat-sen University. (C,F) Tongji Hospital Affiliated with Huazhong University of Science and Technology. AUC, the area under the receiver operating characteristic curve; ROC, receiver operating characteristic.
