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word discrimination scores (WDS)

word discrimination scores (WDS)

Variations on a Theme: Mild Hearing Loss and Word Recognition Scores

Timmer et al (2015) report that the prevalence rate of mild hearing impairment varies greatly with the definition. They report that the weak correlations between audiologic assessments and patient-based self-reported difficulties indicate further assessment of individuals with mild hearing impairment is warranted.  In their Table 2 (page 788) they offer a “summary of descriptive classifications of mild hearing impairment” which includes similar, although different, common definitions of mild hearing loss.

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Electromagnetic Transduction and Bone-Conduction Implants

Reinfeldt et al (2015) reported on six patients implanted with a new direct drive, active, transcutaneous bone-conduction implant (BCI) from Sweden. The device is a low-profile device and uses electromagnetic transduction across the skin—importantly not requiring a percutaneous abutment (screw attachment through the skin). The results indicated 10 to 41 dB improvement from 250 to 8000 Hz, improved SRT of 27 dB, and statistically significant APHAB improvements in 3 of 4 subscales.

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