sim_frailty: Generates a interval censored dataset using the frailty cure...

Description Usage Arguments Value Examples

View source: R/sim_frailty_data.R

Description

sim_frailty returns a dataset generated by the frailty cure rate model.

Usage

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sim_frailty(N, theta = c(-1, 1, 0), beta = c(0, 0.5), A = 5, B = 15,
  prob = 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).

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.

Examples

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