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Computer-Automated Tinnitus Assessment: Noise-Band Matching, Maskability, and Residual Inhibition

Authors: James A, Henry; Larry E, Roberts; Roger M, Ellingson; Emily J, Thielman;

Computer-Automated Tinnitus Assessment: Noise-Band Matching, Maskability, and Residual Inhibition

Abstract

Background:Psychoacoustic measures of tinnitus typically include loudness and pitch match, minimum masking level (MML), and residual inhibition (RI). We previously developed and documented a computer-automated tinnitus evaluation system (TES) capable of subject-guided loudness and pitch matching. The TES was further developed to conduct computer-aided, subject-guided testing for noise-band matching (NBM), MML, and RI.Purpose:The purpose of the present study was to document the capability of the upgraded TES to obtain measures of NBM, MML, and RI, and to determine the test-retest reliability of the responses obtained.Research Design:Three subject-guided, computer-automated testing protocols were developed to conduct NBM. For MML and RI testing, a 2‐12 kHz band of noise was used. All testing was repeated during a second session.Study Sample:Subjects meeting study criteria were selected from those who had previously been tested for loudness and pitch matching in our laboratory. A total of 21 subjects completed testing, including seven females and 14 males.Results:The upgraded TES was found to be fairly time efficient. Subjects were generally reliable, both within and between sessions, with respect to the type of stimulus they chose as the best match to their tinnitus. Matching to bandwidth was more variable between measurements, with greater consistency seen for subjects reporting tonal tinnitus or wide-band noisy tinnitus than intermediate types. Between-session repeated MMLs were within 10 dB of each other for all but three of the subjects. Subjects who experienced RI during Session 1 tended to be those who experienced it during Session 2.Conclusions:This study may represent the first time that NBM, MML, and RI audiometric testing results have been obtained entirely through a self-contained, computer-automated system designed specifically for use in the clinic. Future plans include refinements to achieve greater testing efficiency.

Keywords

Adult, Male, Computers, Loudness Perception, Reproducibility of Results, Auditory Threshold, Neural Inhibition, Middle Aged, Tinnitus, Calibration, Humans, Female, Diagnosis, Computer-Assisted, Noise, Pitch Perception, Perceptual Masking, Algorithms, Software, Aged, Psychoacoustics

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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
23
Top 10%
Average
Average
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