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AHA Stroke Outcome Classification

Number of Neurological Domains Impaired

Score

Neurological Domains

0

0 domains impaired

Motor, sensory, vision, affect, cognition, language

1

1 domain impaired

2

2 domains impaired

3

>2 domains impaired

Severity of Impairment

Level

A

No / minimal neurological deficit due to stroke in any domain

B

Mild / moderate stroke in >1 doman(s)

C

Severe deficit due to stroke in > 1 domain(s)

I

Independent in BADL and IADL activities and tasks required of roles patient had before stroke. Patient is able to live alone, maintain a household, and access the community for leisure and/or other productive activities such as shopping, employment, or volunteer work.

II

Independent in BADL but partially dependent in routine IADL. Patient is able to live alone but requires assistance/supervision to access the community for shopping and leisure activities. Patient may require occasional assistance with meal preparation, household tasks, and taking medications.

III

Partially dependent in BADL (<3 areas) and IADL. Patient is able to live alone with substantial daily help from family or cimmunity resources for more difficult BADL tasks such as dressing lower extremities, bathing, or climbing stairs. Patient requires assistance with IADL tasks such as meal preparation, home maintenance, community access, shopping, handling finaces, and/or takinf medications.

IV

Partially dependent in BADL (>3 areas). Paatient is unable to live alone safely and requires assistance with IADL except for simple tasks such as answering the telephone.

V

Completely dependent in BADL (>5 areas) and IADL. Patient is unable to live alone safely and requires full-time care.