Understanding the Karnofsky Performance Status Scale (KPS)

The KPS helps clinicians assess a patient's ability to perform daily activities. This score allows care teams to track functional status and plan the most appropriate treatment.

Karnofsky Performance Status Scale (KPS) PDF assessment form for functional status
KPS

Karnofsky Performance Status Scale (KPS)

The Karnofsky Performance Status Scale (KPS) is a standard index for classifying functional impairment. Running from 0 to 100, it helps doctors assess prognosis and determine eligibility for therapies. It's a key way to track changes in a patient's ability to handle daily tasks.

Category

Physical health
Mobility
Monitoring

Disease

Assessment
Clinical Measurement
Quality of Life
Clinical Care

Source

(Karnofsky et al., 1948)

Author Name

Karnofsky, D.A., Abelmann, W.H., Craver, L.F. & Burchenal, J.H. (1948)

What is Karnofsky Performance Status Scale (KPS)

The Karnofsky Performance Status Scale (KPS) is a trusted method for checking functional impairment. It tracks how well patients handle daily activities. This index runs from 0 to 100 and gives a quick snapshot of a person's independence. It classifies patients based on their functional status and specific medical care needs. Scores range from 100, meaning normal health with no complaints, down to 0. Lower numbers suggest the person needs more help with self-care or requires hospitalisation, while higher scores show they can carry on with normal life and work without much effort. Doctors frequently use this scale in oncology settings to determine prognosis or eligibility for clinical trials. It is simple to administer and allows healthcare teams to monitor changes over time. This helps in making decisions about therapies and understanding the impact of serious illness.

KPS Scoring

The Karnofsky Performance Status Scale can be scored using one main approach based on functional ability. Clinicians assign a value from 0 to 100 in steps of 10. A perfect 100 means normal health with no complaints, while 0 represents death. Lower numbers show a higher need for medical support. Generally, scores below 50 suggest the patient needs hospital care, while ratings between 50 and 70 imply they need assistance with daily living. It is a handy way for doctors to track how well a patient is coping with illness or treatment over time.

View scoring form

Advantages

Treatment planning

Develops personalised strategies based on assessment data.

Outcome tracking

Measures healthcare intervention results systematically.

Research validity

Strengthens evidence through systematic measurement approaches.

2
Minutes
1
Questions

Streamline Karnofsky Performance Status assessments with WeGuide

Streamline functional status tracking. Collect and monitor KPS scores digitally to enhance patient care decisions.

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