South African hearing conservation programmes in the context of tele-audiology: A scoping review.
Katijah Khoza-Shangase, Nomfundo Moroe
PMID 32129657WHAT IT FOUND
No study directly tested tele-audiology in hearing conservation programmes.
Only indirect audiometry studies suggest remote hearing tests may be possible when noise is controlled. This means tele-audiology is not yet evidence-based for hearing conservation.
Key findings
01No publication specifically investigated tele-audiology in occupational noise-induced hearing loss or hearing conservation programmes.
02The available evidence was indirect and focused on audiometric evaluation, not on other hearing conservation pillars.
03Booth-less audiometry studies reported thresholds within 0 to 5 dB in 95% of air-conduction comparisons and 86% of bone-conduction comparisons.
STILL TO COME
How it was doneWhat they foundWhat it means for SLPs
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What it does not show
The review became a scoping review because too few studies met the criteria, so it cannot show whether tele-audiology works in hearing conservation programmes. No included study directly tested tele-audiology in occupational noise-induced hearing loss or hearing conservation programmes, so the findings are about mapping a gap, not about effectiveness. The search was limited to English and only the first 10 Google Scholar hits were screened, so relevant non-English or lower-ranked work may have been missed. The indirect evidence mostly came from general audiology, position papers, or booth-less audiometry studies, not from occupational audiology contexts where legal and policy issues matter. The authors note low tele-audiology use, access and connectivity problems, reimbursement questions, and unresolved health technology assessment policy, all of which would limit implementation.
The easy way to misread this
Do not conclude that tele-audiology is validated for hearing conservation programmes because booth-less audiometry studies were positive. The review found no study specifically testing tele-audiology in occupational noise-induced hearing loss or hearing conservation programmes, and it says efficacy requires future investigation.