Key clinical point: Increases in particulate matter drove increases in out-of-hospital cardiac arrests (OHCA).
Major finding: Increase in particulate matter counts was associated with a 1.6% increase in OHCAs.
Data source: Analysis of 103,189 out-of-hospital cardiac arrests in the All-Japan Utstein registry and a time-stratified crossover design using estimates of prefecture-specific estimates of particulate matter.
Disclosures: Dr. Kojima has no financial relationships to disclose. The study received funding from the Japan Ministry of the Environment, Japan Society for the Promotion of Science and Foundation for Total Health Promotion, Japan.
Kojima S. AHA 2019, Session FS.AOS.F1.