produces confidence interval of excess hazard using a time-to-null excess hazard model with loglinear effect on parameter tau The confidence intervals calculation is based on the plain method.
exhaz_ic_multneh(
z_tau = z_tau,
z_alpha = z_alpha,
x = x,
object,
level = level,
Dexhaz = NULL
)
Covariates matrix acting on time-to-null parameter.
Covariates matrix acting on parameter alpha of the density of time-to-null excess hazard model
time at which the predictions are provided
ouput from a model implemented in curesurv
(1-alpha/2)
-order quantile of a normal distribution
parital derivatives of exess hazard wrt theta obtained by dexhazdtheta_multneh, calculated if not given