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- (Muñoz et al., 2024)
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Audiological Characteristics of a Sample of Adults With Misophonia
Status:: #status/Bare-bones-review
Metadata
- Item Type: #journalArticle
- Authors:: Karen Muñoz, Mercedes G. Woolley, Doris Velasquez, Diana Ortiz, Guadalupe G. San Miguel, Julie M. Petersen, Michael P. Twohig,
- Date:
- Date Added: 1729478564000
- URL: https://pubs.asha.org/doi/10.1044/2024_AJA-24-00111
- DOI: 10.1044/2024_AJA-24-00111
- Cite Key: munozAudiologicalCharacteristicsSample2024
- Topics: [object Object]
- Tags:: #Misophonia, #Bare-bones-review-🦴, #clinical, #audiology,
- PDF Attachments
Abstract
| Background/Purpose | Background- • Misophonia is a newly recognized condition that evokes disproportionate emotional reactions to specific “trigger” sounds. • It overlaps phenomenologically with hyperacusis and tinnitus but differs in trigger specificity. • No standard audiological protocol currently exists for assessing misophonia. • Existing misophonia research often omits comprehensive hearing assessments; few studies incorporate objective audiological data. Purpose- • To characterize the audiological profiles of 60 adults with clinically significant, self-reported misophonia using behavioral and objective audiological testing and validated self-report tools. |
| Participants/samples | • N = 60 adults (Mage = 33.8, range 18–67) • 70% female, 95% White, 97% non-Hispanic • Majority (93%) reported misophonia onset in childhood or adolescence • Recruited as part of a larger clinical trial on misophonia treatment Inclusion criteria: • Age ≥18 • Seeking treatment for misophonia • MQ sound sensitivity score ≥5 • DMI total score ≥20 confirming clinical-level misophonia |
| Measures | • Self-report questionnaires: • MQ – misophonia severity and emotional/behavioral impact • IHS – hyperacusis-related symptoms • THS – perceived tinnitus, hearing, and sound tolerance problems • Audiological testing: • Pure-tone audiometry (air and bone conduction) • Tympanometry and acoustic reflexes • Word recognition in quiet • QuickSIN (speech-in-noise test) • LDLs for warble tones and speech • DPOAEs (1000–5657 Hz) |
| Procedures | Stimuli used • Warble tones and speech stimuli for LDLs • Recorded word lists (NU-6) for speech recognition • QuickSIN for SNR assessment Task/experiment • Audiological battery performed in a soundproof booth • Behavioral thresholds and objective measures recorded across both ears • Participants also completed standardized questionnaires on an iPad at intake |
| Results | • Hearing sensitivity: 97% had normal hearing (<25 dB HL); 3% had mild bilateral sensorineural hearing loss • Speech-in-noise: 15% had mild SNR loss despite normal thresholds • DPOAEs: Mostly present, indicating normal outer hair cell function • LDLs: 25% had tonal LDLs <90 dB HL (suggestive of hyperacusis), though only 1 participant had severe IHS score • Self-report: • MQ mean total = 38.05 (SD = 8.13), severity mean = 6.83 • 58% rated moderate or higher misophonia severity (≥7) • IHS mean = 50.02; 12% scored above clinical cutoff • THS: • 27% reported tinnitus problems • 77% reported hearing problems • 53% reported sound tolerance problems - |
| Discussion/Limits | Conclusion- • Most adults with misophonia had normal audiometric thresholds and excellent word recognition in quiet. • Despite normal hearing, many reported difficulty understanding speech in noise and problems with sound tolerance, hearing, and tinnitus. • Audiological profiles alone do not capture the full extent of misophonia symptoms; perceptual and affective components are critical. • The variability across hyperacusis indicators (objective LDLs vs. IHS vs. THS) highlights a need for standardized diagnostic protocols. |
| Limitations:: | • Lack of electrophysiological or central auditory processing tests • No further tinnitus characterization (e.g., matching, severity) • Sample limited to adults; misophonia onset often in childhood • Demographically homogenous (wealthy White women), limiting generalizability |
| Future Directions:: | • Include broader age and demographic ranges • Compare audiological profiles by misophonia severity and to healthy controls • Establish standardized audiological protocols for misophonia assessment • Incorporate multidisciplinary assessment tools (e.g., psychological, electrophysiological) |
| Relevance:: | • an audiological study looking at Misophonia. • in a group of 60 Misophonics found normal hearing sensitivity but did find increased issues with with speech in noise and co-occurring tinnitus and hyperacusis. • a good source for audiology stuff in Misophonia |
Notes
key terms
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Misophonia – A condition characterized by strong emotional responses (e.g., anger, disgust) to specific repetitive sounds (e.g., chewing, breathing), not currently listed in diagnostic classification systems.
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Hyperacusis – Heightened sensitivity to everyday sounds, often volume-related, associated with discomfort or pain.
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Tinnitus – The perception of sound (e.g., ringing) in the absence of an external auditory stimulus.
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LDL (Loudness Discomfort Level) – The level at which sounds become uncomfortably loud, used to assess hyperacusis.
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DPOAE (Distortion Product Otoacoustic Emission) – Objective measure of cochlear (outer hair cell) function, often used to assess peripheral hearing.
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MQ (Misophonia Questionnaire) – A validated self-report scale assessing symptom severity, emotional/behavioral response, and impairment from misophonia.
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IHS (Inventory of Hyperacusis Symptoms) – A self-report scale assessing hyperacusis-related difficulties across emotional, social, and cognitive domains.
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THS (Tinnitus and Hearing Survey) – A screening tool assessing tinnitus, hearing, and sound tolerance difficulties.
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SNR loss – Signal-to-noise ratio loss, an index of difficulty understanding speech in noisy environments.
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reading notes
Sample recruitment context:
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Audiological testing was part of a randomized controlled trial for misophonia psychosocial treatment
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Participants received compensation at baseline, post-treatment, and follow-up
Clinical implications:
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Self-report tools (MQ, IHS, THS) are valuable in capturing subjective difficulties
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Audiologists should consider including misophonia-related assessments in their protocols
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Misophonia may be under-identified in patients presenting for tinnitus or hyperacusis
Notable statistics (from Appendix: Figure on p.11):
- Most frequent misophonia severity scores clustered around moderate (score 7), with a near-normal distribution
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Munoz 2024 findings on audiological assessments of Misophonics