Figure 2.
The ORs of OHCA per 10 µg/m3 increase in pollutant concentrations (per interquartile range increase, 0.9 mg/m3 in CO) in single-pollutant models at Lag 0 to Lag 5.
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.