Figure 2. Percent variation of mean daily average of PA ER admissions relative to sample mean, total sample and by gender (2009–2011).
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.