nelson_aelen_surv: Nelson Aelen estimator

In traversc/trqwe: Performance oriented statistical metrics and utility functions.

Description

Nelson–Aalen estimator is an estimator of the cumulative hazard function in survival data. It can be used to compare the overall risks of two groups or used to estimate the number of deaths before a certain time.

Usage

nelson_aelen_surv(time, event)

Arguments

time	The time of each patient.
event	The death of each patient: 1 for a patient death, 0 for censored.

Value

A list containing the cumulative hazard function.

See Also

#https://en.wikipedia.org/wiki/Nelson-Aalen_estimator

Examples

library(survival)
data(veteran)
with(nelson_aelen_surv(veteran$time, veteran$status), plot(ti, Hi, type="b"))

traversc/trqwe documentation built on Dec. 4, 2020, 4:21 a.m.