check.dist {eha}R Documentation

Graphical goodness-of-fit test

Description

Comparison of the cumulative hazards functions for a semi-parametric and a parametric model.

Usage

check.dist(sp, pp, new.data = sp$means)

Arguments

sp An object of type "cotxreg", typically output from coxreg
pp An object of type "phreg", typically output from phreg
new.data At what covariate values should the baseline hazards for the coxreg model be calculated?

Details

For the moment only a graphical comparison.

Value

No return value.

Author(s)

Göran Broström

References

~put references to the literature/web site here ~

See Also

coxreg and phreg.

Examples

data(male.mortality)
oldpar <- par(mfrow = c(2, 2))
fit.cr <- coxreg(Surv(enter, exit, event) ~ ses, data = male.mortality)
fit.w <- phreg(Surv(enter, exit, event) ~ ses, data = male.mortality)
fit.g <- phreg(Surv(enter, exit, event) ~ ses, data = male.mortality,
dist = "gompertz")
fit.ln <- phreg(Surv(enter, exit, event) ~ ses, data = male.mortality,
dist = "lognormal")
fit.ev <- phreg(Surv(enter, exit, event) ~ ses, data = male.mortality,
dist = "ev")
check.dist(fit.cr, fit.w)
check.dist(fit.cr, fit.g)
check.dist(fit.cr, fit.ln)
check.dist(fit.cr, fit.ev)
par(oldpar)

[Package eha version 1.2-4 Index]