On this Picostat.com statistics page, you will find information about the tongue data set which pertains to data from Section 1.11. The tongue data set is found in the KMsurv R package. You can load the tongue data set in R by issuing the following command at the console data("tongue"). This will load the data into a variable called tongue. If R says the tongue 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 tongue R data set. The size of this file is about 593 bytes.

data from Section 1.11

Description

The tongue data frame has 80 rows and 3 columns.

Format

This data frame contains the following columns:

type

Tumor DNA profile (1=Aneuploid Tumor, 2=Diploid Tumor)

time

Time to death or on-study time, weeks

delta

Death indicator (0=alive, 1=dead)

Source

Klein and Moeschberger (1997) Survival Analysis Techniques for Censored and truncated data, Springer. Sickle-Santanello et al. Cytometry 9 (1988): 594-599.

Examples

data(tongue)

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