| coxphCPE {clinfun} | R Documentation |
Calculates the Concordance Probability Estimate for a Cox model.
coxphCPE(phfit)
phfit |
output from a proportional hazards fit. |
coxphCPE returns a vector with CPE, smooth.CPE & se.CPE which are the estimate, the smoothed estimate and its standard error respectively.
Gonen M and Heller G. (2005) Concordance probability and discriminatory power in proportional hazards regression. Biometrika 92, 965-970.
## Not run:
library(survival)
data(pbc)
pbcfit <- coxph(Surv(time, status) ~ trt + log(copper), pbc,
subset=(trt>0 & copper>0))
coxphCPE(pbcfit)
## End(Not run)