Fig. 1
Lag-0 PM2.5, PM2.5 oxidative burden, and risk of MI Legend: Risk of emergency room visits for myocardial infarction associated with Lag-0 PM2.5 and PM2.5 oxidative burden in Ontario, Canada (2004–2011). Risk estimates reflect a 5 μg/m3 change in PM2.5 and a 1-unit change in PM2.5*GSH and PM2.5*AA. All models are adjusted for 3-day mean ambient temperature and relative humidity