Benefits of speech-based hearing tests and low-gain hearing aids for blast-exposed Veterans
Official title: Benefits of speech-based audiometry and low-gain hearing aids for blast-exposed Veterans
Funded at VA Loma Linda Healthcare System · NIH-11323522 · Data updated 2026-11-12
A study in veterans exposed to blasts will test a new, data-driven way to fit low-gain hearing aids using speech-based hearing tests to help with difficult listening in noisy places.
Quick facts
| Grant type | NIH-funded research |
|---|---|
| Study type | NIH-funded research |
| Funding institution | VA Loma Linda Healthcare System NIH-funded |
| Lab location | 1 site (Loma Linda, United States) |
| Project start | April 1, 2024 |
| Project end | March 31, 2028 |
| Funding year | 2026 |
| NIH project number | 5I01RX005059-03 |
| Project ID | NIH-11323522 on NIH RePORTER |
Who could benefit from this research
✓Could help
Veterans with blast exposure who have functional hearing difficulties despite normal or near-normal pure-tone hearing, and who require hearing aid fitting.
✕Less likely to help
Veterans without functional hearing difficulties or those not using hearing aids may not benefit from this specific fitting approach.
What this research studies
Many blast-exposed Veterans struggle to understand speech in noise even when standard hearing tests look normal. This project uses a data-driven approach called speech-based audiometry to guide hearing aid fitting, aiming to improve real-world communication. It builds on prior work showing central auditory system changes after blast exposure and uses machine learning to tailor treatment to individual needs. Participants would contribute hearing data and participate in fitting sessions to assess functional listening benefits.
Why it matters
Potential benefit: If successful, veterans with normal audiograms but functional hearing difficulties could experience clearer conversation in background noise.
How similar studies have gone: Previous work suggests central auditory changes after blast exposure and potential benefit from adjusted hearing aid strategies, with innovative SBA approaches still being tested.
Where this research is happening
-
VA Loma Linda Healthcare System
Loma Linda, United States Active
Researchers
- Principal investigator: Venezia, Jonathan Henry — VA Loma Linda Healthcare System
- Study coordinator: Venezia, Jonathan Henry
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About this research
- This is an active NIH-funded research project — typically early-stage science, not a clinical trial accepting patient enrollment.
- Some NIH-funded labs run parallel clinical studies or seek volunteers for related work. To check, contact the principal investigator or institution listed above.
- For full project details, budget, and progress reports, visit the official NIH RePORTER page.