COVID-19 infection

Disease

1 paper2 findings

  • Humans1

Effects

1

Activities of daily living

downin humans1

1 study
  1. COVID-19 infection impairs activities of daily living in humans.

    “We found deterioration over time in ADLs and cognitive performance in both groups.”

    Humanson average seven months

    Exploring Post-COVID-19 Functional Outcomes in Residents in Long-Term Care Homes in British Columbia, Canada

    Gerontology & geriatric medicine1 Jan 2024

Associations

1

Smoking

downin humans1HR 0.75

1 study
  1. Smoking is associated with COVID-19 infection in humans (HR 0.75, 95% CI 0.73–0.77).

    “For COVID-19 infection, HRs were 0.75 [CI: 0.73–0.77] in the chronic disease register cohort”

    HumansCurrent versus never-smokers in the Swedish chronic disease register cohortJanuary 2020 to December 2022n = 506,745

    Reproducible smoker’s paradox in COVID-19 - comparative evidence from Swedish and Norwegian cohorts

    Scientific reports13 Oct 2026

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