Table 5

Positive predictive value and median survival of the studies

Prognostic modelsMedian survival (days)PPV (%)
Short survival group
(<14 days or <21 days)
Long survival group
(>55 days or >41 days)
Baba et al13PiPS-A2562.170.3
PiPS-B69.967.2
PPI64.672.8
Gwilliam et al10PiPS-A3475.666.6
PiPS-B66.770.6
Morita et al8PPI268083
Present studyPiPS-A1877.533.3
PiPS-B75.539.5
PPI81.542.5
  • PiPS, Prognosis in Palliative Care Study; PPI, Palliative Prognostic Index; PPV, positive predictive value.