ECOG scale of performance status
| GRADE | ECOG PERFORMANCE STATUS |
|---|---|
| 0 | Fully active, able to carry on all pre-disease activities without restriction |
| 1 | Restricted in physically strenuous activity but ambulatory and able to carry out work of a light sedentary nature, eg, light housework, office work |
| 2 | Ambulatory and capable of all self-care but unable to carry out any work activities; up and about more than 50% of waking hours |
| 3 | Capable of only limited self-care; confined to bed or chair more than 50% of waking hours |
| 4 | Completely disabled; cannot carry on any self-care; totally confined to bed or chair |
| 5 | Dead |
ECOG—Eastern Cooperative Oncology Group.
Reproduced with permission from Oken et al.10