Figure 5.
Case incidence rate in the population monitored by the CDC. White circles represent cases in health care, black circles represent cases in the community, and green lines represent polynomial trends.
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.