R Dataset / Package MASS / Melanoma

On this R-data statistics page, you will find information about the Melanoma data set which pertains to Survival from Malignant Melanoma. The Melanoma data set is found in the MASS R package. You can load the Melanoma data set in R by issuing the following command at the console data("Melanoma"). This will load the data into a variable called Melanoma. If R says the Melanoma data set is not found, you can try installing the package by issuing this command install.packages("MASS") and then attempt to reload the data with the library() command. 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 Melanoma R data set. The size of this file is about 4,935 bytes.

Survival from Malignant Melanoma

Description

The Melanoma data frame has data on 205 patients in Denmark with malignant melanoma.

Usage

Melanoma

Format

This data frame contains the following columns:

time

survival time in days, possibly censored.

status

1 died from melanoma, 2 alive, 3 dead from other causes.

sex

1 = male, 0 = female.

age

age in years.

year

of operation.

thickness

tumour thickness in mm.

ulcer

1 = presence, 0 = absence.

Source

P. K. Andersen, O. Borgan, R. D. Gill and N. Keiding (1993) Statistical Models based on Counting Processes. Springer.

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

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