Words to Know

Karnofsky Performance Status

KPS. A standard way of measuring the ability of people with cancer to perform ordinary tasks. The Karnofsky Performance scores range from 0 to 100. A higher score means the person is better able to carry out daily activities. KPS may be used to determine a person's prognosis, to measure changes in a person's ability to function or to decide if a person could be included in a clinical trial.