riskRegression (version 0.0.8)

predict.riskRegression: Predict individual risk.

Description

Extract predictions from a risk prediction model.

Usage

## S3 method for class 'riskRegression':
predict(object,
		       newdata,
		       ...)

Arguments

object

Fitted object obtained with one of ARR, LRR, riskRegression.

newdata

A data frame containing predictor variable combinations for which to compute predicted risk.

...

not used

References

Gerds, TA and Scheike, T and Andersen, PK (2011) Absolute risk regression for competing risks: interpretation, link functions and prediction Research report 11/8. Department of Biostatistics, University of Copenhagen

Examples

data(Melanoma)
fit.tarr <- ARR(Hist(time,status)~age+invasion+strata(sex),data=Melanoma,cause=1)
predict(fit.tarr,newdata=data.frame(age=48,invasion="level.1",sex="Female"))
predict(fit.tarr,newdata=data.frame(age=48,invasion="level.1",sex="Male"))
predict(fit.tarr,newdata=data.frame(age=c(48,58,68),invasion="level.1",sex="Male"))
predict(fit.tarr,newdata=Melanoma[1:4,])