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Test-Retest Reproducibility of Response Duration in Tinnitus Patients With Positive Residual Inhibition
Ann N Deklerck1, Sofie Degeest2, Ingeborg J M Dhooge1,3
1Faculty of Medicine and Health Sciences, Department of Head and Skin, Ghent University, Belgium.
Journal of Speech, Language, and Hearing Research : JSLHR
|August 22, 2019
Summary
Residual inhibition reliably suppresses tinnitus temporarily. This study confirms its reproducibility, making it a promising tool for tinnitus research and understanding its underlying mechanisms.
Area of Science:
- Neuroscience
- Audiology
- Medical Imaging
Background:
- Functional imaging aids in understanding tinnitus pathophysiology.
- Residual inhibition, a temporary tinnitus suppression post-masking noise, offers potential for modulating perception in imaging studies.
Purpose of the Study:
- To assess the reproducibility of residual inhibition response duration in tinnitus patients.
- To explore the utility of residual inhibition in experimental designs for tinnitus research.
Main Methods:
- Patients with tinnitus and a positive residual inhibition response were selected.
- The response duration was tested four times in 27 patients (initial and retest).
- Reproducibility of response duration was analyzed in 17 patients with stable responses.
Main Results:
- Initial testing revealed an average residual inhibition duration of 29.5 seconds.
- Test-retest reproducibility was high, with an Intraclass Correlation Coefficient (ICC) of .871.
- The standard error of measurement for response duration was 6.64 seconds.
Conclusions:
- Residual inhibition duration demonstrates good test-retest reproducibility in patients with stable responses.
- Residual inhibition is a viable technique for temporary tinnitus manipulation in experimental paradigms.
- This technique can aid in unraveling the complex pathophysiology of tinnitus.
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