extract_survfit: Extract data from survfit object

In hild0146/hildenp: Convenience Functions

Description

This function extracts the individual estimate information from a survfit object. This is mainly useful when plotting the survival function

Usage

extract_survfit(survfit_obj)

Arguments

survfit_obj

an object returned from the survival::survfit() function

Value

a data frame containing the estimate of the survival function

Author(s)

Patrick Hilden

Examples

df <-
  data.frame(
    fail_time = 12 * rexp(100),
    group = paste0('group_', sample(1:3, 100, replace = TRUE)),
    fail_status = sample(0:1, 100, replace = TRUE)
)

extract_survfit(
  survival::survfit(
    survival::Surv(fail_time, fail_status) ~ group,
    data = df
  )
)

hild0146/hildenp documentation built on May 17, 2019, 3:58 p.m.