NRI for risk prediction models with time to event data

Documentation for package ‘nricens’ version 1.1

nricens-package	NRI for risk prediction models with time to event data
get.risk.cox	Calculating individual predicted risk by the Cox regression model.
get.surv.km	Calculating the survival probability by the standard Kaplan-Meier estimator at the given time.
get.surv.wkm	Calculating the survival probability by the weighted Kaplan-Meier estimator at the given time.
get.uppdwn	Obtaining UP and DOWN in the NRI calculation
nricens	Main function of the 'nricens' package
strata.cox.1dim	Determining subgroup based on a score from the model.
strata.cox.2dim	Determining subgroup based on two scores from the models.