- 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
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Showing 1–6
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- Conditions
- Patulous Eustachian Tube Dysfunction, Eustachian Tube Dysfunction
- Interventions
- Internal nasal dilator
- Device
- Lead sponsor
- The Methodist Hospital Research Institute
- Other
- Eligibility
- 18 Years and older
- Enrollment
- 50 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2026 – 2027
- U.S. locations
- 1
- States / cities
- Houston, Texas
- Conditions
- Hearing Loss
- Interventions
- Hearing aid
- Device
- Lead sponsor
- Concha Inc.
- Industry
- Eligibility
- 18 Years to 80 Years
- Enrollment
- 21 participants
- Healthy volunteers
- Accepts healthy volunteers
- Timeline
- 2023
- U.S. locations
- 2
- States / cities
- San Jose, California • Minneapolis, Minnesota
- 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
- Conditions
- Hearing Loss, Sensorineural, Presbycusis
- Interventions
- Audiologist-based fitting, Over-the-counter fitting
- Device
- Lead sponsor
- Yu-Hsiang Wu
- Other
- Eligibility
- 18 Years to 89 Years
- Enrollment
- 360 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2025 – 2029
- U.S. locations
- 2
- States / cities
- Iowa City, Iowa • Nashville, Tennessee
- Conditions
- Presbycusis
- Interventions
- Over-the-counter fitting
- Device
- Lead sponsor
- Yu-Hsiang Wu
- Other
- Eligibility
- 55 Years to 85 Years
- Enrollment
- 34 participants
- Healthy volunteers
- Healthy volunteers not accepted
- Timeline
- 2019 – 2022
- U.S. locations
- 1
- States / cities
- Iowa City, Iowa