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.
Forest plot for the association between breast cancer susceptibility gene 1 (BRCA1) promoter methylation and the overall survival (OS) using univariate (A) and multivariate (B) analysis. The values of the last line in (A and B) are the combined hazard ratio (HR).
