With or without hearing aid has some difficulty hearing, but only when listening conditions are less than ideal

B2

Moderate difficulty

With or without hearing aid has difficulty hearing under everyday listening conditions

C

Profound to total loss of hearing; noncorrectable

Cannot hear even with the use of a hearing aid

A

No limitations; No difficulties reading small and large print, driving and going about daily activities with or without glasses/contacts

B

Minor or moderate limitations

Minor or moderate difficulty reading small and large print, driving and going about daily activities with or without glasses/contacts

C

Severe limitations

D

Blind without light perception

A

No limitations

B

Minor limitations

Minor difficulties with reasoning/solving problems, memory, concentration/thinking and/or attention; can live independently (i.e. does not require assistance with either ADL or IADL activities due to cognitive deficits)

C

Moderate to severe limitations

Moderate to severe difficulties with reasoning/solving problems, memory, concentration/thinking and/or attention; can live independently (i.e. does not require assistance with ADL activities) but (due to cognitive deficits) may need assistance with some IADL activities of daily living

D

Unconfined dependence

Cannot live independently due to cognitive deficits but 24-hour supervision is not required

E

Confined dependence

Cannot live independently due to cognitive deficits; 24-hour supervision is required

F

Minimally responsive or vegetative state

Cannot respond to simple commands except possibly with eye movement