Hearing Disability in China


According to the 2nd National Sample Survey on Disability (2006), there are 27.80 million people with hearing disability in China. Among them, there are 137,000 children younger than 6 years old.

Chinese standards
for severity of hearing impairment
(2nd National Sample Survey on Disability ,2006)

International standards
for severity of hearing impairment (WHO,1997)

Hearing loss level
(dB HL)

Severity of
hearing
disability

Hearing loss level
(dB HL)

Severity of
hearing
disability

   

26-40

mild

41-60

Grade 4

41-60

moderate

61-80

Grade 3

61-80

severe

81-90

Grade 2

≥81

Profound

≥91

Grade 1