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0–2 errors: normal mental functioning
3–4 errors: mild cognitive impairment
5–7 errors: moderate cognitive impairment
8 or more errors: severe cognitive impairment
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*One additional error is allowed in each level of scoring if a patient has had an 8th grade school education or less.
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*One less error is allowed at each scoring level if the patient has had education beyond the high school level.
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Pfeiffer, E. (1975). A short portable mental status questionnaire for the assessment of organic brain deficit in elderly patients. Journal of American Geriatrics Society, 23, 433–441.
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THE MINI-COG ASSESSMENT INSTRUMENT FOR DEMENTIA
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The Mini-Cog assessment instrument combines an uncued three-item recall test with a clock drawing test (CDT). The Mini-Cog is relatively uninfluenced by level of education or language variations.
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Instruct the patient to listen carefully to and remember three unrelated words and then to repeat the words.
Instruct the patient to draw the face of a clock, either on a blank sheet of paper or on a sheet ...