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Degrees of hearing loss

Degrees 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+

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