On this Picostat.com statistics page, you will find information about the larynx data set which pertains to data from Section 1.8. The larynx data set is found in the KMsurv R package. You can load the larynx data set in R by issuing the following command at the console data("larynx"). This will load the data into a variable called larynx. If R says the larynx data set is not found, you can try installing the package by issuing this command install.packages("KMsurv") and then attempt to reload the data. If you need to download R, you can go to the R project website. You can download a CSV (comma separated values) version of the larynx R data set. The size of this file is about 1,272 bytes.

data from Section 1.8

Description

The larynx data frame has 90 rows and 5 columns.

Format

This data frame contains the following columns:

stage

Stage of disease (1=stage 1, 2=stage2, 3=stage 3, 4=stage 4)

time

Time to death or on-study time, months

age

Age at diagnosis of larynx cancer

diagyr

Year of diagnosis of larynx cancer

delta

Death indicator (0=alive, 1=dead)

Source

Klein and Moeschberger (1997) Survival Analysis Techniques for Censored and truncated data, Springer. Kardaun Stat. Nederlandica 37 (1983), 103-126.

Examples

data(larynx)

--

Dataset imported from https://www.r-project.org.