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Table 1 Karnofsky performance status scale

From: Comparison of prognostic scores and surgical approaches to treat spinal metastatic tumors: A review of 57 cases

Score Criteria
100 Normal, no complaints, no evidence of disease
90 Able to carry on normal activity, minor signs and symptoms
80 Normal activities with effort, some signs or symptoms
70 Care for self, unable to carry on normal activity or do active work
60 Requires occasional assistance, cares for most needs
50 Requires considerable assistance and frequent care
40 Disabled, requires special care and assistance
30 Severely disabled, hospitalized, death not imminent
20 Very sick, hospitalized, active supportive care needed
10 Moribund, fatal processes are progressing rapidly
0 Dead