EBMcalc Medical Calculator

Karnofsky Performance Status Score

The EBMcalc module Karnofsky Performance Status Score is available in EBMcalc Complete Edition.

This Decision TreeCalc evaluates the following decision points:

Can the subject carry out normal activity and work?
Does the subject feel normal with no complaints or signs of disease?
Are there minor signs or symptoms of disease?
Does normal activity require effort with some signs or symptoms of disease?
Is subject unable to work, but can live at home with some assistance?
Can the subject care for self but is unable to carry on other normal activities?
Does the subject require occasional assistance but can care for most personal needs?
Does the subject require significant assisstance, including frequent medical care?
Is the subject unable to care for self?
Is the subject disabled, such that special assisstance and care is required (short of hospitalization)?
Is the subject severly disabled, requiring hospital admission but subject is not moribund?
Is the subject very ill, requiring hospitalization with actve supportive care?
Is the subject moribund?

Decision Tree end points include:

The Karnofsky Perfomance Status (KPS) is 100
The Karnofsky Perfomance Status (KPS) is 90
The Karnofsky Perfomance Status (KPS) is 80
Inconclusive and/or contradictory inputs
The Karnofsky Perfomance Status (KPS) is 70
The Karnofsky Perfomance Status (KPS) is 60
The Karnofsky Perfomance Status (KPS) is 50
The Karnofsky Perfomance Status (KPS) is 40
The Karnofsky Perfomance Status (KPS) is 30
The Karnofsky Perfomance Status (KPS) is 20
The Karnofsky Perfomance Status (KPS) is 10

References

Schag CC, Heinrich RL, Ganz PA. Karnofsky performance status revisited: reliability, validity, and guidelines. J Clin Oncol. 1984 Mar;2(3):187-93. PubMed ID: 6699671

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