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Comparison of the original Karnofsky Performance Status Scale (KPS), Thorne-modified Karnofsky Performance Status Scale (TKPS), and the Australia-modified Karnofsky Performance Status Scale (AKPS). Italicised areas reflect the original KPS instrument. |
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| Score (Category) |
Original Karnofsky (KPS) |
Thorne-modified Karnofsky (TKPS) |
Australia-modified Karnofsky (AKPS) |
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| 100 (A) |
Normal; no complaints; no evidence of disease. |
Normal; no complaints; no evidence of disease. |
Normal; no complaints; no evidence of disease. |
| 90 (A) |
Able to carry on normal activity; minor signs or symptoms. |
Able to carry on normal activity; minor signs or symptoms. |
Able to carry on normal activity; minor signs or symptoms. |
| 80 (A) |
Normal activity with effort; some signs or symptoms of disease. |
Normal activity with effort; some signs or symptoms of disease. |
Normal activity with effort; some signs or symptoms of disease. |
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| 70 (B) |
Cares for self; unable to carry on normal activity or to do active work. |
Cares for self; unable to carry on normal activity or to do active work. |
Cares for self; unable to carry on normal activity or to do active work. |
| 60 (B) |
Requires occasional assistance but is able to care for most of his needs. |
Requires professional visits less than once a week. |
Requires occasional assistance but is able to care for most of his needs. |
| 50 (B) |
Requires considerable assistance and frequent medical care |
Requires professional visits more than once a week. |
Requires considerable assistance and frequent medical care |
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| 40 (C) |
Disabled; requires special care and assistance. |
In bed more than 50% of the time. |
In bed more than 50% of the time. |
| 30 (C) |
Severely disabled; hospitalisation necessary; active supportive treatment is necessary. |
Almost completely bedfast. |
Almost completely bedfast. |
| 20 (C) |
Very sick; hospitalisation necessary; active supportive treatment is necessary. |
Totally bedfast and requiring extensive nursing care by professionals and/or family. |
Totally bedfast and requiring extensive nursing care by professionals and/or family. |
| 10 (C) |
Moribund; fatal processes progressing rapidly. |
Comatose or barely arousable. |
Comatose or barely arousable. |
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| 0 |
Dead. |
Dead. |
Dead. |
Abernethy et al. BMC Palliative Care 2005 4:7 doi:10.1186/1472-684X-4-7 |
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