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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    Attention COACH STUDY participants:

    The principal investigators of the study request that you use the official version of the modified score here.

    Kidney Failure Risk Calculator

    Predicts progression to kidney failure in patients with chronic kidney disease (CKD).
    Pearls/Pitfalls

    Derived and initially validated in data from patients in nephrology clinics; likely has limited validity in patients who are acutely ill.

    10-14
    -35
    15-19
    -30
    20-24
    -25
    25-29
    -20
    30-34
    -15
    35-39
    -10
    40-44
    -5
    45-49
    0
    50-54
    +5
    55-59
    +10
    Female
    0
    Male
    -2
    <30
    0
    30-300
    -14
    >300
    -22
    <30
    -4
    30-39
    -2
    40-49
    0
    50-59
    +2
    60-69
    +4
    70-79
    +6
    80-89
    +8
    ≥90
    +10
    ≤2.5 (≤25)
    -5
    2.6-30 (26-30)
    0
    3.1-3.5 (31-35)
    +2
    ≥3.6 (≥36)
    +4
    <3.5 (<1.13)
    +3
    3.5-4.5 (1.13-1.45)
    0
    4.6-5.5 (1.49-1.78)
    -3
    >5.5 (>1.78)
    -5
    <18 (<18)
    -7
    18-22 (18-22)
    -4
    23-25 (23-25)
    -1
    >25 (>25)
    0
    ≤8.5 (≤2.12)
    -3
    8.6-9.5 (2.12-2.37)
    0
    ≥9.6 (≥2.4)
    +2

    Result:

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    Next Steps
    Evidence
    Creator Insights
    Dr. Navdeep Tangri

    About the Creator

    Navdeep Tangri, MD, PhD, FRCPC, is a physician and medical researcher at Seven Oaks General Hospital in Winnipeg, Canada. He is also an associate professor in the nephrology division at the University of Manitoba in Canada. Dr. Tangri's primary research is focused on the epidemiology of chronic kidney disease and end-stage renal disease.

    To view Dr. Navdeep Tangri's publications, visit PubMed

    Are you Dr. Navdeep Tangri? 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. Navdeep Tangri
    Are you Dr. Navdeep Tangri?
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