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HomePalliative Prognostic Index (PPI)
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Palliative Prognostic Index (PPI)

Clinical Context & Background

The Palliative Prognostic Index (PPI) is a scoring system used to predict survival in terminally ill cancer patients. It is based on the Palliative Performance Scale (PPS), oral intake, edema, dyspnea at rest, and delirium. It does not require blood tests.
Primary Source EvidenceMorita T, Tsunoda J, Inoue S, Chihara S. The Palliative Prognostic Index: a scoring system for survival prediction of terminally ill cancer patients. Support Care Cancer. 1999;7(3):128-133.
Formula Logic
Sum of weighted clinical symptoms.

Reference Data

PPI ScoreSurvival Prediction
≤ 4Survival likely > 6 weeks
> 6Survival likely < 3 weeks

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