Healthy volunteers needed to define normal hearing and balance
NCT ID NCT01629108
First seen Jun 27, 2026 · Last updated Aug 07, 2026 · Updated 7 times
Summary
This study aims to collect normal test results from 500 healthy volunteers aged 5 to 80 to establish standard values for hearing and balance tests. Participants will undergo various hearing and balance assessments during one or two visits to the NIH Clinical Center. The information will help doctors know what results are normal and what may indicate a problem.
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As listed by the trial registrant
The condition terms exactly as the trial's registrant entered them.
Contacts and locations
Locations
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National Institutes of Health Clinical Center
RECRUITINGBethesda, Maryland, 20892, United States
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