N/A
N=21
Hearing Aid Processing and Working Memory in Realistic Spatial Conditions
Hearing Loss, Sensorineural
Bottom Line
View on ClinicalTrials.gov: NCT04521166 ↗Enrolled (actual)
21
Serious AEs
—
Results posted
Sep 2025
Primary outcome: Primary: Speech Intelligibility (Percent Correct Scores) — 0.55; 0.59; 0.70; 0.80 percentage of words correct — p=0.5291
Study Design & Population
- Study type
- Interventional
- Phase
- N/A
- Interventions
- Hearing aid (Device)
- Age
- Adult, Older Adult · 18+ yrs
- Sex
- All
- Sponsor
- Northwestern University
- Primary completion
- Jun 2023
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Speech Intelligibility (Percent Correct Scores) |
0.55; 0.59; 0.70; 0.80 | 0.5291 |
Summary
The goal of this project is to determine whether the selection of hearing aid settings should be based in part on an individual's cognitive characteristics (specifically, working memory). We anticipate the outcomes of this study to be applicable to realistic listening conditions.
Eligibility Criteria
Inclusion Criteria
- > =18 years of age; any sex
- Sensorineural hearing loss with pure-tone thresholds between 25-70 decibel hearing level (dB HL) at octave frequencies between 250 and 3000 Hz
- Speak English as their primary language
- Normal or corrected-to-normal vision (<=20/50)
- Participants will be in good health (self-report)
Exclusion Criteria
- Clinically significant unstable or progressive medical conditions
- Participants who score < 23 on the cognitive screening test (Montreal Cognitive Assessment)
- Evidence of conductive hearing loss or middle ear issues
- Significant history of otologic or neurologic disorders
- Evidence of significant asymmetry between ears
- Non-English-speaking or non-native English speaking
Data sourced from ClinicalTrials.gov (NCT04521166). Outcome figures and adverse-event rates are extracted automatically from the registry's posted results and are provided for clinician reference, not as a substitute for the primary publication.