The World Health Organization (WHO) performance scale for HIV infection and disease is similar to that for cancer.
(1) cancer scale value = (HIV scale value) - 1.
(2) The cancer scale has its highest score for patients who are totally disabled and cannot perform any self-care activities.
asymptomatic with normal activity
symptomatic but normal activity
bed-ridden < 50% of day during the last month
bed-ridden >= 50% of day during the last month
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Purpose: To use the performance scale developed by the World Health Organization (WHO) for patients with HIV infection and disease.
Objective: severity, prognosis, stage