Degree of hearing loss | Hearing loss range (dB HL) |
---|---|
Normal | –10 to 15 |
Slight | 16 to 25 |
Mild | 26 to 40 |
Moderate | 41 to 55 |
Moderately severe | 56 to 70 |
Severe | 71 to 90 |
Profound | 91+ |
參考資料
1.http://www.asha.org/public/hearing/Degree-of-Hearing-Loss/
Source: Clark, J. G. (1981). Uses and abuses of hearing loss classification. Asha, 23, 493–500.
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