Performance Status
PS Score
Fully active; no restrictions, can do all daily activities.
Can perform light work but restricted in strenuous activity; ambulatory.
Ambulatory, capable of self-care, but cannot work; up and about >50% of waking hours.
Limited self-care; confined to bed/chair >50% of waking hours.
Completely disabled; unable to do any self-care; totally confined to bed/chair.