Exam

Mini-Cognitive Assessment Instrument

search

Mini-Cognitive Assessment Instrument, Mini-Cog

  • See Also
  1. Dementia Screening
  2. Clock Drawing Test
  • Indications
  1. Dementia Screening
    1. If screening positive, use other tools for Dementia Diagnosis
  2. Delirium Screening
    1. Part of Confusion Assessment Method
  • Background
  1. Three minute Dementia Screening, testing 3 word recall and clock face drawing
  • Criteria
  • Questions
  1. Step 1: Patient repeats 3 unrelated words (e.g. ball, dog, television)
  2. Step 2: Patient draws a clock face showing 11:10
    1. See Clock Drawing Test
    2. Correct response is a circle with 2 hands - one on the 11 and the other on the 2
  3. Step 3: Patient recalls the 3 words from step 1. One point for each item remembered correctly
  • Interpretation
  • Positive Screen
  1. Abnormal Clock Drawing Test and less than 3 items recalled correctly OR
  2. No items recalled correctly
  • Efficacy
  1. Test Sensitivity: 76%
  2. Test Specificity: 73 to 89%
  • References
  1. Borson (2000) Int J Geriatr Psychiatry 15(11):1021-27 [PubMed]
  2. Seitz (2021) Cochrane Database Syst Rev (7):CD011415 [PubMed]