Performance status
| Karnofsky index | Score | ECOG-WHO scale | Score |
| Normal, no complaints | 100 | Normal activity | 0 |
| Able to carry on normal activities | 90 | Symptoms, but ambulatory | 1 |
| Minor signs or symptoms of disease | 80 | Some time in bed, but less than | |
| Cares for self, unable to carry on normal activity or do active work | 70 | 50% of normal daytime | 2 |
| Requires occasional assistance but able to care for most needs | 60 | Needs to be in bed more than | |
| Requires considerable assistance and frequent medical care | 50 | 50% of normal daytime | 3 |
| Disabled; requires special care and assistance | 40 | Unable to get out of bed | 4 |
| Severely disabled; hospitalisation indicated, though death not imminent | 30 | ||
| Very sick; hospitalisation necessary; active supportive treatment necessary | 20 | ||
| Moribund | 10 | ||
| Dead | 0 |