- A dictionary of medical eponyms

Karnofsky scale

Alternative eponyms

  • Karnofsky index
  • Karnofsky score
  • Karnofsky performance status scale

Related people

Index for clinical estimate of a patient’s physical state, performance, and prognosis after a therapeutic procedure

Description

Index for clinical estimate of a patient’s physical state, performance, and prognosis after a therapeutic procedure, and for determining a patient's suitability for therapy.

100% perfectly well
90% Minor symptoms - can live a normal life.
80 % Normal activity with some effort
70% Unable to carry on normal activity but able to care for oneself
60% Requires occasional help with personal needs
50% Disabled
40% The patient needs nursing assistance and medical care, but is not hospitalised
30% Severely disabled, in hospital
20% Very sick, active support needed
10% Moribund
0% Death

The Karnofsky scale was developed in the 1940s by David A. Karnofsky and Joseph Burchenal as an attempt to measure the more 'subjective' side of the outcome of cancer treatment.

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