Total Knee Arthroplasty (TKA) revision risk calculator
Calculates the risk of revision surgery in patients undergoing total knee arthroplasty (TKA) within 5 years. 
Research authors: Elizabeth W. Paxton, Maria C.S. Inacio, Monti Khatod, Eric Yue, Tadashi Funahashi, Thomas Barber
Details Formula Study characteristics Files & References
★★
Model author
Model ID
1222
Version
1.6
Revision date
2018-03-20
Specialty
MeSH terms
  • Total Knee Arthroplasty
  • Revision Surgery
  • Model type
    Logistic regression (Calculation)
    Status
    public
    Rating
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    Formula
    No Formula defined yet
    Condition Formula

    Additional information

    The risk calculator was developed by means of cross-sectional analyses of prospectively collected data from Kaiser Permanente’s Total Joint Replacement Registry, comprising data for hip and knee arthroplasties.

    Study Population

    Total population size: 38071

    Categorical characteristics

    Name Subset / Group Nr. of patients
    Required revision Yes 1238
    No 36833

    Related files

    No related files available

    The risk for revision total knee arthroplasty is:
    ...

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    Result
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    The risk for revision total knee arthroplasty is:

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    Outcome stratification

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    Conditional information

    Result interpretation

    The risk calculator can be used for identification of risk of revision which can be used for clinical decision making at the point of care. Future prospective studies will be needed to validate this calculator and to refine it.

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    Calculations alone should never dictate patient care, and are no substitute for professional judgement. See our full disclaimer.

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