sim_frailty_cl: Generates a interval censored clustered dataset using the...

Description Usage Arguments Value Examples

View source: R/sim_frailty_cl_data.R

Description

sim_frailty_cl returns a dataset generated by the frailty cure rate model for clustered data.

Usage

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sim_frailty_cl(N, theta = c(-1, 1, 0), beta = c(0, 0.5), A = 5, B = 15,
  prob = 0.5, nclus = 2, w = exp(-0.5))

Arguments

N

Size of the sample to be generated.

theta

Three parameters associated with the cure linear predictor.

beta

Two parameters associated with the hazard function.

A

A positive number representing a fixed right censoring.

B

A positive number which multiplies an exponential random variable with mean 1, defining another right censoring case.

prob

Probability that individual presents treatment T1 (baseline is T0).

nclus

Number of clusters to generate with balanced sizes.

w

Shape and rate parameters value for the Gamma distribution with mean 1.

Value

A generated dataset with columns: Z, the actual event time; L, the leftmost limit of the censored interval; R, the rightmost limit of the censored interval; delta, the failure indicator; xi1, the treatment covariate assuming 1 with probability prob and 0 otherwise; xi2, second variable generated by a standard normal distribution; U, the frailty for each individual, with value 0 for cured individuals. clus, representing the cluster id for each observation.

Examples

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JBrettas/intercure documentation built on May 7, 2019, 7:39 a.m.