On this R-data statistics page, you will find information about the lung data set which pertains to data from Exercise 4.4, p120. The lung data set is found in the KMsurv R package. You can load the lung data set in R by issuing the following command at the console data("lung"). This will load the data into a variable called lung. If R says the lung 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 lung R data set. The size of this file is about 6,593 bytes.

data from Exercise 4.4, p120

Description

The lung data frame has 25 rows and 4 columns.

Format

This data frame contains the following columns:

time

Days to death

death

Death indicator (1=dead), complete follow-up on all patients

time2

Days to 3/31/80 or death (interim analysis)

death2

Death indicator as of 3/31/80 (1=dead, 0=alive)

Source

Klein and Moeschberger (1997) Survival Analysis Techniques for Censored and truncated data, Springer.

Examples

data(lung)

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