getKMData: Transform survfit object to data.frame

In kikapp/kikapputils: Frequently Used Functions (one line, title case)

Description

Transforms a survfit object into a data frame suitable for generating Kaplan-Meier plots

Usage

getKMData(survfit)

Arguments

survfit

is a survfit object

Value

a data frame containing data from .survfit in a more-easily-plotable format

Examples

> library(survival)
> library(ggplot2)
> survival_fit <- survfit(Surv(time, status) ~ x, data = aml)
> plot_data <- getKMData(survival_fit)
> ggplot(data = plot_data, aes(x = time, y = surv, color = strata)) +
+ geom_line()

kikapp/kikapputils documentation built on May 24, 2021, 10:41 p.m.