Calc Function

    • Calcs that help predict probability of a diseaseDiagnosis
    • Subcategory of 'Diagnosis' designed to be very sensitiveRule Out
    • Disease is diagnosed: prognosticate to guide treatmentPrognosis
    • Numerical inputs and outputsFormula
    • Med treatment and moreTreatment
    • Suggested protocolsAlgorithm

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    Patent Pending

    Abbreviated Mental Test 4 (AMT-4)

    Assesses mental impairment in elderly patients.
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    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:

    Result:

    Please fill out required fields.

    Next Steps
    Evidence
    Creator Insights

    Advice

    Evaluate for reversible causes of altered mental status in patients deemed to have abnormal cognition.

    Formula

    Addition of the selected points (ask the patient the following):

     

    0 points

    1 point

    Age

    Answers incorrectly

    Answers correctly

    Date of birth

    Answers incorrectly

    Answers correctly

    Place

    Answers incorrectly

    Answers correctly

    Year

    Answers incorrectly

    Answers correctly

    Facts & Figures

    Interpretation:

    AMT-4

    Interpretation

    4

    Normal cognition

    <4

    Abnormal cognition

    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