Table 2

Actual survival time of the five prognostic tools and clinical prediction of survival

VariableNumber%Median95% CIP value
PiPS-A
 Days (0–13 days)4628.884.8 to 11.2<0.001
 Weeks (14–55 days)6741.92112.8 to 29.2
 Months (>55 days)4729.44028.2 to 51.8
PiPS-B
 Days (0–13 days)3823.863 to 9<0.001
 Weeks (14–55 days)6842.51610.8 to 21.2
 Months (>55 days)5433.84432.6 to 55.4
PPI
 <21 days6842.595.9 to 12.1<0.001
 21–41 days3924.4167.9 to 24.1
 ≥42 days5333.14228.1 to 55.9
OPS
 <21 days5534.473.4 to 10.6<0.001
 ≥21 days10565.62818.1 to 37.9
PaP
 <30%6842.585.2 to 10.8<0.001
 30%–70%6741.92517.7 to 32.3
 >70%2515.66428.5 to 99.5
CPS
 Days (0–13 days)7848.8106.8 to 13.2<0.001
 Weeks (14–55 days)6138.12217.5 to 26.5
 Months (>55 days)2012.5436.1 to 79.9
  • CPS, Clinical Prediction of Survival; OPS, Objective Prognostic Score; PaP, Palliative Prognostic Score; PiPS, Prognosis in Palliative Care Study; PPI, Palliative Prognostic Index.