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Showing 25–44 of 20 matching trials from the live ClinicalTrials.gov search.
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Filters: Intervention: Hearing Aid fitting Clear all
Recruiting Not applicable Interventional

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

NCT04240561
View directory record Official record
Conditions
Hearing Loss, Sensorineural, Dementia of Alzheimer Type, Amnestic Mild Cognitive Impairment
Interventions
High level of signal manipulation, Low level of signal manipulation
Device
Lead sponsor
Northwestern University
Other
Eligibility
50 Years to 90 Years
Enrollment
20 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2027
U.S. locations
2
States / cities
Chicago, Illinois • Evanston, Illinois
Source: ClinicalTrials.gov public record
Updated Apr 29, 2026 · Synced Sep 23, 2026, 6:42 AM EDT
Terminated Not applicable Interventional Results available

Efficacy of a Coupler-based Fitting Approach for Experienced Users Receiving Replacement Hearing Aids

NCT03569228
View directory record Official record
Conditions
Hearing Loss
Interventions
Study 1 - ITE hearing aids, Study 1 - BTE hearing aids, Study 3 (open-fit comparison), Study 3 (closed-fit comparison), Study 3 (experimental open-fit), Study 3 (experimental closed-fit)
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 85 Years
Enrollment
163 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
1
States / cities
Durham, North Carolina
Source: ClinicalTrials.gov public record
Updated May 24, 2025 · Synced Sep 23, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Aging and Cognitive Health Evaluation in Elders (ACHIEVE)

NCT03243422
View directory record Official record
Conditions
Aging, Cognitive Decline
Interventions
Successful aging health education intervention, Hearing intervention
Other
Lead sponsor
Johns Hopkins Bloomberg School of Public Health
Other
Eligibility
70 Years to 84 Years
Enrollment
977 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2018 – 2023
U.S. locations
4
States / cities
Hagerstown, Maryland • Minneapolis, Minnesota • Jackson, Mississippi + 1 more
Source: ClinicalTrials.gov public record
Updated Jan 31, 2024 · Synced Sep 23, 2026, 6:42 AM EDT
Completed Not applicable Interventional Results available

Impact of Hearing Aid Service-delivery Model and Technology on Patient Outcomes

NCT03579563
View directory record Official record
Conditions
Presbycusis
Interventions
AUD fitting, OTC fitting, High-end HA, Low-end HA
Other · Device
Lead sponsor
Yu-Hsiang Wu
Other
Eligibility
55 Years to 85 Years
Enrollment
290 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2023
U.S. locations
2
States / cities
Iowa City, Iowa • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Oct 9, 2024 · Synced Sep 23, 2026, 6:42 AM EDT
Recruiting Not applicable Interventional

Early Age-Related Hearing Loss Investigation (EARHLI)

NCT06174038
View directory record Official record
Conditions
Alzheimer Disease, Hearing Loss, Cognitive Impairment
Interventions
Hearing Intervention, Health Education Intervention
Device · Behavioral
Lead sponsor
Columbia University
Other
Eligibility
55 Years to 75 Years
Enrollment
150 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2024 – 2027
U.S. locations
1
States / cities
New York, New York
Source: ClinicalTrials.gov public record
Updated Aug 11, 2026 · Synced Sep 23, 2026, 6:42 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Comparing Hearing Aid Fitting Methods in Blast-exposed Veterans

NCT06309264
View directory record Official record
Conditions
Auditory Diseases, Central
Interventions
Phonak Lumina P90
Device
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 60 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2024 – 2028
U.S. locations
3
States / cities
Loma Linda, California • Sepulveda, California • West Los Angeles, California
Source: ClinicalTrials.gov public record
Updated Apr 13, 2026 · Synced Sep 23, 2026, 6:42 AM EDT
Not listed Not applicable Interventional Accepts healthy volunteers

Clinical Trial Evaluating Outcomes of Self-Fit and Professionally Fit Hearing Aids

NCT05527730
View directory record Official record
Conditions
Hearing Loss
Interventions
Comparison of PRO-FIT or SELF-FIT fitting
Device
Lead sponsor
Whisper.ai
Industry
Eligibility
18 Years to 80 Years
Enrollment
80 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2022
U.S. locations
1
States / cities
San Francisco, California
Source: ClinicalTrials.gov public record
Updated Dec 6, 2022 · Synced Sep 23, 2026, 6:42 AM EDT
Recruiting Not applicable Interventional Accepts healthy volunteers

Improving Access and Affordability of Adult Hearing Healthcare

NCT04671381
View directory record Official record
Conditions
Hearing Loss
Interventions
Hearing Evaluation, Over-the-Counter Hearing Aid (OTC HA) Fitting and Orientation, Four Weeks of Aural Rehabilitation, Provision of Over-the-Counter Hearing Aids
Behavioral · Device
Lead sponsor
University of Alabama, Tuscaloosa
Other
Eligibility
40 Years and older
Enrollment
210 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2021 – 2025
U.S. locations
1
States / cities
Tuscaloosa, Alabama
Source: ClinicalTrials.gov public record
Updated Oct 29, 2024 · Synced Sep 23, 2026, 6:42 AM EDT
Completed Not applicable Interventional Results available

P-CHAT: Comparison of Direct to Consumer Delivery Models for Hearing Devices

NCT04618315
View directory record Official record
Conditions
Hearing Aids, Hearing Loss
Interventions
Hearing Aids
Device
Lead sponsor
Northwestern University
Other
Eligibility
50 Years to 79 Years
Enrollment
584 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2020 – 2024
U.S. locations
4
States / cities
Chicago, Illinois • Evanston, Illinois • Palos Hills, Illinois + 1 more
Source: ClinicalTrials.gov public record
Updated Mar 5, 2025 · Synced Sep 23, 2026, 6:42 AM EDT
Not yet recruiting Not applicable Interventional

Evaluation of Extended Wear Hearing Aid for Mild Hearing Loss

NCT06746038
View directory record Official record
Conditions
Sensorineural Hearing Loss
Interventions
Extended Wear Hearing Aid
Device
Lead sponsor
Sonova AG
Industry
Eligibility
18 Years and older
Enrollment
10 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2025
U.S. locations
1
States / cities
Shenandoah, Texas
Source: ClinicalTrials.gov public record
Updated Dec 23, 2024 · Synced Sep 23, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Community Health Workers and Teleaudiology as a Culturally-relevant Approach to Improving Access to Hearing Health Care

NCT03864003
View directory record Official record
Conditions
Hearing Loss
Interventions
Community Health Workers and Teleaudiology as a Culturally-Relevant Approach to Improving Access to Hearing Health Care
Behavioral
Lead sponsor
University of Arizona
Other
Eligibility
50 Years and older
Enrollment
28 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2019 – 2020
U.S. locations
1
States / cities
Nogales, Arizona
Source: ClinicalTrials.gov public record
Updated May 16, 2022 · Synced Sep 23, 2026, 6:42 AM EDT
Completed Not applicable Interventional Results available

Variability In Hearing Aid Outcomes In Older Adults

NCT02448706
View directory record Official record
Conditions
Hearing Loss, Presbycusis
Interventions
Hearing Aid Fitting A, Hearing Aid Fitting B
Device
Lead sponsor
Northwestern University
Other
Eligibility
54 Years and older
Enrollment
49 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2015 – 2017
U.S. locations
1
States / cities
Boulder, Colorado
Source: ClinicalTrials.gov public record
Updated Nov 16, 2020 · Synced Sep 23, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers Results available

Coupler-Based Hearing-Aid Fitting Approach for Experienced Users

NCT02772757
View directory record Official record
Conditions
Hearing Loss
Interventions
standard hearing aid fitting, coupler-based fitting
Behavioral
Lead sponsor
VA Office of Research and Development
Federal
Eligibility
18 Years to 85 Years
Enrollment
77 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2017
U.S. locations
1
States / cities
Mountain Home, Tennessee
Source: ClinicalTrials.gov public record
Updated May 9, 2019 · Synced Sep 23, 2026, 6:42 AM EDT
Completed Not applicable Interventional Results available

Hearing Aid and Individuals With Cognitive Disorders

NCT04049643
View directory record Official record
Conditions
Presbycusis, Bilateral, Alzheimer Disease 2 Due to Apoe4 Isoform, Mild Cognitive Impairment
Interventions
Audiologist-based fitting, Service-only Fitting, Device-only fitting
Device
Lead sponsor
Yu-Hsiang Wu
Other
Eligibility
55 Years to 85 Years
Enrollment
17 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2019 – 2024
U.S. locations
2
States / cities
Iowa City, Iowa • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 16, 2025 · Synced Sep 23, 2026, 6:42 AM EDT
Not yet recruiting Not applicable Interventional

The Hear Clear Study

NCT07824115
View directory record Official record
Conditions
Hearing Loss
Interventions
Signal-to-Noise Ratio Enhancement (SNR+), Signal-to-Noise Ratio Neutral (SNR-)
Other
Lead sponsor
Duke University
Other
Eligibility
18 Years and older
Enrollment
125 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2030
U.S. locations
2
States / cities
Durham, North Carolina • Columbus, Ohio
Source: ClinicalTrials.gov public record
Updated Sep 20, 2026 · Synced Sep 23, 2026, 6:42 AM EDT
Completed Not applicable Interventional Results available

Evaluation of Extended Wear Technology

NCT04882800
View directory record Official record
Conditions
Hearing Loss
Interventions
Lyric extended wear hearing aid device A, Lyric extended wear hearing aid with fitting modification device B
Device
Lead sponsor
Sonova AG
Industry
Eligibility
18 Years to 90 Years
Enrollment
15 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021
U.S. locations
1
States / cities
Narberth, Pennsylvania
Source: ClinicalTrials.gov public record
Updated Dec 13, 2022 · Synced Sep 23, 2026, 6:42 AM EDT
Completed Not applicable Interventional Accepts healthy volunteers

Addressing Barriers to Adult Hearing Healthcare

NCT02928107
View directory record Official record
Conditions
Hearing Loss, Geriatric Disorder
Interventions
Tele-HS, PCP encouragement
Other
Lead sponsor
Duke University
Other
Eligibility
65 Years to 75 Years
Enrollment
1,146 participants
Healthy volunteers
Accepts healthy volunteers
Timeline
2016 – 2021
U.S. locations
6
States / cities
Ann Arbor, Michigan • New Hyde Park, New York • New York, New York + 3 more
Source: ClinicalTrials.gov public record
Updated Nov 8, 2021 · Synced Sep 23, 2026, 6:42 AM EDT
Active, not recruiting Phase 3 Interventional

ACHIEVE Brain Health Follow-Up Study

NCT05532657
View directory record Official record
Conditions
Aging, Cognitive Decline, Mild Cognitive Impairment, Dementia, Hearing Loss
Interventions
Hearing intervention, Successful aging/delayed hearing intervention
Other
Lead sponsor
Johns Hopkins University
Other
Eligibility
73 Years and older
Enrollment
629 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2023 – 2027
U.S. locations
4
States / cities
Hagerstown, Maryland • Minneapolis, Minnesota • Jackson, Mississippi + 1 more
Source: ClinicalTrials.gov public record
Updated Jul 20, 2026 · Synced Sep 23, 2026, 6:42 AM EDT
Completed Not applicable Interventional Results available

Evaluation of Unilateral vs Bilateral Hearing Aids for the Treatment of Age-related Hearing Loss

NCT04739436
View directory record Official record
Conditions
Hearing Loss
Interventions
Hearing amplification
Device
Lead sponsor
Duke University
Other
Eligibility
50 Years and older
Enrollment
278 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2021 – 2024
U.S. locations
2
States / cities
Durham, North Carolina • Nashville, Tennessee
Source: ClinicalTrials.gov public record
Updated Apr 9, 2025 · Synced Sep 23, 2026, 6:42 AM EDT
Not yet recruiting Not applicable Interventional

Hearing Loss and Brain Health Study

NCT07288463
View directory record Official record
Conditions
Hearing Loss, Adult-Onset, Dementia
Interventions
Over-The-Counter (OTC) hearing aid
Device
Lead sponsor
University of Southern California
Other
Eligibility
50 Years and older
Enrollment
40 participants
Healthy volunteers
Healthy volunteers not accepted
Timeline
2027 – 2031
U.S. locations
1
States / cities
Los Angeles, California
Source: ClinicalTrials.gov public record
Updated May 7, 2026 · Synced Sep 23, 2026, 6:42 AM EDT