Figure A4.
C-statics by using ROC analysis. The c-statistics were 0.84, indicating the good ability of the propensity score model to predict the effect of treatment on patients’ prognosis.
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.