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Degree of Hearing Loss

2016-01-18

Degree of Hearing Loss

Degree of hearing loss refers to the severity of the loss. The table below shows one of the more commonly used classification systems. The numbers are representative of the patient's hearing loss range in decibels (dB HL).

 

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+

Source: Clark, J. G. (1981). Uses and abuses of hearing loss classification. Asha, 23, 493–500.

 

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