Comparing over-the-counter and prescription hearing aids for better hearing access

Effectiveness Trial to Examine the Emerging Service Delivery Models for Over-the-Counter (OTC) Hearing Aids

Not applicable Interventional University of Colorado, Denver · NCT06689865

This study tests whether over-the-counter hearing aids work as well as prescription ones for people with mild to moderate hearing loss and looks at how they affect hearing experiences and costs.

Quick facts

PhaseNot applicable
Study typeInterventional
Enrollment280 (estimated)
Ages40 Years and up
SexAll
SponsorUniversity of Colorado, Denver Academic / other
Locations2 sites (Aurora, Colorado and 1 other locations)
Trial IDNCT06689865 on ClinicalTrials.gov

What this trial studies

This research evaluates the effectiveness of various service delivery models for over-the-counter (OTC) hearing aids compared to traditional prescription hearing aids fitted by specialists. The study will assess user experiences, cognitive impacts, and brain activity related to hearing among individuals with mild to moderate hearing loss. It will also explore preferences for different hearing aid options and analyze the costs associated with four distinct service models. The findings aim to inform healthcare providers and policymakers about the practical implications of OTC hearing aids.

Who should consider this trial

Good fit: Ideal candidates are adults aged 40 and older with mild to moderate sensorineural hearing loss who have not used hearing aids for more than three months.

Not a fit: Patients with severe hearing loss, middle ear disorders, or neurological conditions may not benefit from this study.

Why it matters

Potential benefit: If successful, this study could enhance accessibility to hearing aids, improving the quality of life for individuals with hearing loss.

How similar studies have performed: Other studies have shown promise in evaluating OTC hearing aids, but this specific approach comparing multiple service delivery models is relatively novel.

Eligibility criteria

Show full inclusion / exclusion criteria
Inclusion Criteria:

* Adult onset, bilateral, mild-to-moderate sensorineural hearing loss documented by audiological evaluation
* Aged 40 years or older
* No previous HA experience greater than 3 months
* Able to read and understand patient education materials
* Willing to be randomized to one of the four groups, and
* Owns a smartphone

Exclusion Criteria:

* Hearing loss that is too severe for OTC HAs
* Middle ear disorders or conductive pathology present
* Asymmetrical hearing loss
* Diagnosed neurological condition such as dementia or Parkinson's disease or a score lower than 25 on the MOCA
* Non-English speaking as it may impact the ability to complete our test battery

Where this trial is running

Aurora, Colorado and 1 other locations

Study contacts

How to participate

  1. Review the eligibility criteria above with your treating physician.
  2. Visit the official trial page on ClinicalTrials.gov for the most current contact information and recruitment status.
  3. Contact the listed study coordinator or principal investigator to request pre-screening. Pre-screening is free and never obligates you to enroll.
Conditions Hearing LossHearing AidsOTC Hearing Aidshearing losshearing aidsOTC hearing aidsservice delivery modelseffectiveness trial
Last reviewed 2026-06-13 by the Find a Trial editorial team. Information on this page is for educational purposes and is not medical advice. Always consult qualified healthcare professionals about clinical trial participation.