Figure 5.
Funnel plot of comparison: 1 Erythropoietin versus placebo or no treatment, outcome: 1.1 Use of 1 or more red blood cell transfusions (low and high doses of EPO).
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.