Over-the-counter (OTC) listening to aids (HAs), wherein audiologists present restricted companies, are efficient, however don’t obtain the identical outcomes as HAs fitted by audiologists (AUD service mannequin), in line with a examine revealed on-line Might 15 in JAMA Otolaryngology-Head and Neck Surgical procedure.
Yu-Hsiang Wu, M.D., Ph.D., from the College of Iowa in Iowa Metropolis, and colleagues carried out a randomized medical trial on the College of Iowa and Vanderbilt College Medical Heart involving 245 adults aged older than 55 years with mild-to-moderate listening to loss and no earlier HA expertise.
Contributors have been randomly assigned to one in all six teams representing factorial mixture of three service fashions and two know-how ranges. The service fashions have been AUD, wherein prescription HAs have been fitted by audiologists following finest practices; OTC+, wherein audiologists offered restricted companies for OTC HAs; and independently used OTC HAs. All through the trial, two know-how ranges of prescription HAs have been used: a high-end HA with superior options and low-end HA.
The researchers discovered that the postintervention ecological momentary evaluation (EMA)-administered Glasgow Listening to Assist Profit Profile (GHABP) was considerably greater for AUD than for OTC+ and OTC by 0.33 and 0.32 factors, respectively; after controlling for preintervention scores, the distinction between OTC+ and OTC was not vital. EMA-GHABP world scores have been near 4 factors for OTC+ and OTC, indicating optimistic outcomes. No vital impact of know-how stage or interplay between service mannequin and know-how stage was seen.
“This randomized clinical trial found that the OTC+ and OTC service models were effective but did not achieve the same outcomes as the AUD service model,” the authors write.
Two authors disclosed ties to Signia and/or ReSound.
Extra info:
Yu-Hsiang Wu et al, Listening to Assist Service Fashions, Know-how, and Affected person Outcomes, JAMA Otolaryngology–Head & Neck Surgical procedure (2025). DOI: 10.1001/jamaoto.2025.1008
Quotation:
Audiologist-fitted listening to aids outperform over-the-counter ones (2025, Might 16)
retrieved 16 Might 2025
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