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 comparing OS in patients with high CgA level versus those with low CgA level. OS: overall survival; CI: confidence interval; df: degree of freedom; CgA: chromogranin A; s.e.m.: standard error of the mean; IV: inverse variance methods.
