RecruitingNot ApplicableNCT04240561

Characterizing Variability in Hearing Aid Outcomes in Among Older Adults With Alzheimer's Dementia


Sponsor

Northwestern University

Enrollment

20 participants

Start Date

Jul 1, 2021

Study Type

INTERVENTIONAL

Conditions

Summary

This current translational project, funded by NIH, aims to better understand the impact of various signal modification strategies for older adults with Alzheimer's dementia and its potential precursor, known as amnestic mild cognitive impairment. The investigators hypothesize that adults with Alzheimer's dementia represent an extreme case of restricted cognitive ability, such that very low working memory capacity and overall reduced cognitive capacity will limit benefit from advanced signal processing. Thus, the investigators hypothesize that adults with Alzheimer's dementia will receive greater benefit from acoustically simple, high-fidelity hearing aid processing that minimally alters the acoustic signal.


Eligibility

Min Age: 50 YearsMax Age: 90 Years

Plain Language Summary

Simplified for easier understanding

This study is examining how hearing aids affect thinking, memory, and quality of life in older adults who have both mild-to-moderate hearing loss and mild cognitive impairment or early Alzheimer's disease. The goal is to understand whether better hearing can support brain health. **You may be eligible if...** - You speak English as your primary language - You have mild-to-moderate sensorineural hearing loss (a nerve-based type) in both ears - You have mild cognitive impairment or early Alzheimer's disease (with some memory and thinking difficulties but still able to consent) - You are living at home - You have completed at least a Grade 10 education - Your vision is normal or corrected to normal **You may NOT be eligible if...** - You have conductive hearing loss (a structural ear problem) - You have a history of stroke, brain tumor, Down's syndrome, or other neurological conditions affecting communication - You have a major uncontrolled psychiatric disorder - You are already enrolled in another study targeting hearing or communication - You are unable to give your own consent Talk to your doctor to see if this trial is right for you.

This summary was AI-generated to explain the trial in plain language. It is not medical advice. Always discuss eligibility with your doctor before enrolling in a clinical trial.

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Interventions

DEVICEHigh level of signal manipulation

Hearing aid will be programmed to a high level of signal manipulation.

DEVICELow level of signal manipulation

Hearing aid will be programmed to a low level of signal manipulation.


Locations(2)

Northwestern University

Chicago, Illinois, United States

Northwestern University

Evanston, Illinois, United States

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NCT04240561


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