Evaluating a Deep Neural Noise-Reduction Algorithm for Hearing Aids

Trial statusRecruiting
Trial phaseNot applicable
Trial typeInterventional
Biological sexAll
Age18+
SponsorPurdue University

About this trial

This study is designed to understand how different hearing-aid noise-reduction technologies affect a listener's ability to hear speech in noisy environments. Participants will listen to speech at several background-noise levels while trying different processing settings. By comparing performance across these conditions, the study aims to identify which types of noise reduction improve speech intelligibility the most. We expect that some noise-reduction strategies will help listeners understand speech better than others, especially in more difficult listening situations.

Eligibility criteria

Qualifiers

A hearing aid candidate with mild-to-moderate cochlear hearing loss, based on audiometric profile (at least 20 dB of hearing loss at 2000 Hz, with progressively worse hearing levels at higher frequencies).

Disqualifiers

Normal hearing

Severe or profound hearing loss

Conductive hearing loss

Neural hearing loss

Trial design

Treatments tested in this trial

  • Hearing Aid Noise Reduction - Off
  • Hearing Aid Noise Reduction - Low
  • Hearing Aid Noise Reduction - High
  • Negative SNR
  • Zero signal-to-noise ratio
  • Positive SNR

Treatment groups

50 Participants
are divided into 2 treatment groups

Sponsors and collaborators