N/A
Completed N=32
Personal Sound Amplification Smartphone Application Feasibility
Source: ClinicalTrials.gov NCT03652909 ↗Enrolled (actual)
32
Serious AEs
0.0%
Results posted
Feb 2023
Primary outcomePrimary: Sentence Perception in Noise Fine-tuned v Unamplified — 78 percentage of words heard correctly
Summary
Find a personal sound amplification device that can help people hear better.
Outcome Measures
| Outcome | Result | p-value |
|---|---|---|
| PRIMARY Sentence Perception in Noise Fine-tuned v Unamplified |
78 | — |
| PRIMARY Sentence Perception in Noise Initial Fit v Unamplified |
83 | — |
| SECONDARY Words Clear |
2.6 | — |
| SECONDARY Sentences Easy to Understand |
2.5 | — |
| SECONDARY Sounds Are Distorted |
1.6 | — |
Eligibility Criteria
Inclusion Criteria
- Adults who report difficulty hearing in some daily listening situations.
- Primarily English-speaking
- Able to follow instructions and perform study procedures.
Exclusion Criteria
- Children
- Non-English speaking
- Unable to perform research procedures and/or follow necessary instructions
Data sourced from ClinicalTrials.gov (NCT03652909). 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. Informational only — not medical advice.