Characterizing Suprathreshold Auditory Function: A Comparison of 22 Direct and Derived Auditory Measures

A substantial proportion of the population has clinically normal hearing thresholds yet experiences difficulty understanding speech in background noise. Existing hearing models explain these difficulties using a limited number of physiological and signal-processing mechanisms, implying that relationships among psychoacoustic measures may reflect shared underlying processes....

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✦ The floor

Discussion

Signed responses from readers of the wire.

✦ Clinical Takeaway ✦

This comprehensive comparison may help clinicians choose the most informative tests for patients with normal audiograms but poor speech-in-noise performance, though no single gold-standard measure is yet established.

✦ Why It Matters ✦

Identifying the most sensitive and practical suprathreshold (above the hearing threshold) measures could improve diagnosis of hidden hearing loss and related auditory processing problems.

✦ Key Points ✦

0122 direct and derived auditory measures were compared in individuals with normal hearing thresholds.
02Target population is people who fail to understand speech in noise despite a normal audiogram — sometimes called 'hidden hearing loss'.
03Published in Trends in Hearing, a peer-reviewed open-access journal.
04No single measure emerged as a universal gold standard; a battery approach may be needed.
05Findings could inform future audiological test protocols for supra-threshold auditory difficulties.

✦ Claims & Evidence ✦

ClaimEvidenceSupport

Multiple suprathreshold auditory measures are needed to characterize speech-in-noise difficulties in individuals with normal hearing thresholds.

studypartially supported

Direct and derived auditory measures differ in their ability to capture suprathreshold auditory function.

studysupported

✦ Research metadata ✦

PMID: 42945976
DOI: 10.1177/23312165261496756.
Journal: Trends in Hearing
Publication type: research_article
Evidence level: 2b
Population: Individuals with normal hearing thresholds who experience difficulties with speech-in-noise perception
Intervention: Administration of 22 direct and derived suprathreshold auditory measures

Primary outcomes

Characterization and comparison of 22 suprathreshold auditory measures; Ability of each measure to explain speech-in-noise perception difficulties

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