Smoke carbonaceous fraction

Exposure

1 paper2 findings

  • 1 lab
  • Humans1

Associations

2

Dementia

upin humans1HR 1.09

1 study
  1. Smoke carbonaceous fraction raises the risk of dementia in humans (HR 1.090, 95% CI 1.077-1.103).

    “Smoke carbonaceous fraction was also associated with AD (1.063 [1.042-1.085]) and ADRD (1.090 [1.077-1.103]).”

    Humansper 1 g/m3 increaseannual

    Wildfire smoke linked to dementia in older US adults

    medRxiv11 Oct 2026Preprint

More on Dementia

Alzheimer's disease

upin humans1HR 1.063

1 study
  1. Smoke carbonaceous fraction raises the risk of Alzheimer's disease in humans (HR 1.063, 95% CI 1.042-1.085).

    “Smoke carbonaceous fraction was also associated with AD (1.063 [1.042-1.085])”

    Humansper 1 g/m3 increaseannual

    Wildfire smoke linked to dementia in older US adults

    medRxiv11 Oct 2026Preprint

More on Alzheimer's disease

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medRxiv

Wildfire smoke linked to dementia in older US adults

Each 1 gram per cubic metre increase in wildfire smoke particles was associated with 1.029 times the rate of Alzheimer’s disease and related dementias.Each 1 gram per cubic metre increase in wildfire smoke particles was associated with 1.029 times the rate of Alzheimer’s disease and related dementias.

Preprint: cohort study in peopleDementia