Figure 2.
Asthma prevalence rates by race/ethnicity among the U.S. children. Race is considered as risk factor for asthma. But, how much is due to environmental exposures, genetic, and asthma morbidity factors required further studies.
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.