MedPage Today July 29, 2024
— Study assesses risks for older adults in Southern California
PHILADELPHIA — Long-term exposure to wildfire smoke was linked to later diagnoses of dementia in Southern California, a retrospective cohort study of older adults found.
An increase of 1 μg/m3 of fine particulate matter 2.5 micrometers (PM2.5) or less in diameter from wildfires in the 3-year average exposure was associated with a 21% increase in odds of dementia diagnosis (adjusted OR 1.21, 95% CI 1.06-1.38), reported Holly Elser MD, PhD, of the Hospital of the University of Pennsylvania in Philadelphia, and colleagues in a poster presented at the 2024 Alzheimer’s Association International Conference.
They also found that for non-wildfire PM2.5, a 3 μg/m3 increase was associated with a 3% increase...
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