Surrogate markers for patients physical reserve to plan oncological treatment are all Except

The physiologic reserve is a determinant of how a patient is likely to cope with the physiologic stresses imposed by cancer and its treatment. This factor is difficult to assess directly. Instead, surrogate markers for physiologic reserve are used. Older patients and those with a Karnofsky performance status <70 or ECOG performance status = 3 have a poor prognosis unless the poor performance is a reversible consequence of a tumour. Child Pugh score is considered before hepatotoxic treatments and liver cancer treatment decision making.MSKCC neutropenia score is used to decide outpatient versus inpatient care of febrile neutropenia.Reference: Harrison; 19th edition