Audiometric Hearing Loss and the Risk of Developing Dementia Over Eight Years in Older Black and White Adults: Findings from the Atherosclerosis Risk in Communities Neurocognitive Study - Summary - MDSpire
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Audiometric Hearing Loss and the Risk of Developing Dementia Over Eight Years in Older Black and White Adults: Findings from the Atherosclerosis Risk in Communities Neurocognitive Study

  • By

  • Jennifer A. Deal

  • John J. Shin

  • Kening Jiang

  • A. Richey Sharrett

  • Josef Coresh

  • Rebecca F. Gottesman

  • David S. Knopman

  • Thomas Mosley

  • Keenan A. Walker

  • Frank R. Lin

  • Nicholas S. Reed

  • April 9, 2026

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Objective:

To investigate racial disparities in the effects of audiometric hearing loss on dementia risk and mortality among older adults.

Approach:
    Key Findings:
    • Dementia risk associated with moderate-to-severe hearing loss was similar for Black (HR: 1.66; 95% CI: 1.05, 2.61) and White participants (HR: 1.71; 95% CI: 1.16, 2.51).
    • Moderate-to-severe hearing loss was linked to a 2.3-fold increase in mortality among Black participants only (95% CI: 1.17, 4.60).
    Interpretation:

    Hearing loss significantly impacts the health of both Black and White older adults, but mortality risks differ by race, underscoring the need for targeted interventions to promote health equity.

    Limitations:
    • The study may not generalize to other racial groups due to specific exclusion criteria.
    • Limited representation of Black participants in previous studies may affect the understanding of racial disparities.
    Conclusion:

    Addressing racial disparities in hearing healthcare is crucial for advancing health equity among older adults.

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