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      Calc Function

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    • Subcategory of 'Diagnosis' designed to be very sensitiveRule Out
    • Disease is diagnosed: prognosticate to guide treatmentPrognosis
    • Numerical inputs and outputsFormula
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    Patent Pending

    Abbreviated Mental Test 4 (AMT-4)

    Assesses mental impairment in elderly patients.
    When to Use
    Why Use

    Elderly patients, both outpatient and inpatient.

    • Easy to use and yields a simple dichotomous outcome.
    • The full AMT has been shown to be infrequently and incorrectly used in practice. The AMT-4 has been shown to have statistically significant close correlation with the full AMT score throughout its range of values.
    Ask the patient to state each of the following:
    Incorrect
    0
    Correct
    +1
    Incorrect
    0
    Correct
    +1
    Incorrect
    0
    Correct
    +1
    Incorrect
    0
    Correct
    +1

    Result:

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    Next Steps
    Evidence
    Creator Insights
    Dr. David G. Swain

    About the Creator

    David G. Swain, MD, is a physician in the department of geriatric medicine at Yardley Green Hospital in Birmingham, UK. He is best known for modifying the 10-item Abbreviated Mental Test Score. Dr. Swain’s other research interests include cardiac enzymes in myocardial infarction.

    To view Dr. David G. Swain's publications, visit PubMed

    Are you Dr. David G. Swain? Send us a message to review your photo and bio, and find out how to submit Creator Insights!
    MDCalc loves calculator creators – researchers who, through intelligent and often complex methods, discover tools that describe scientific facts that can then be applied in practice. These are real scientific discoveries about the nature of the human body, which can be invaluable to physicians taking care of patients.
    About the Creator
    Dr. David G. Swain
    Are you Dr. David G. Swain?