On this R-data statistics page, you will find information about the Cushings data set which pertains to Diagnostic Tests on Patients with Cushing's Syndrome. The Cushings data set is found in the MASS R package. You can load the Cushings data set in R by issuing the following command at the console data("Cushings"). This will load the data into a variable called Cushings. If R says the Cushings 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. 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 Cushings R data set. The size of this file is about 452 bytes.

Diagnostic Tests on Patients with Cushing's Syndrome

Description

Cushing's syndrome is a hypertensive disorder associated with over-secretion of cortisol by the adrenal gland. The observations are urinary excretion rates of two steroid metabolites.

Usage

Cushings

Format

The Cushings data frame has 27 rows and 3 columns:

Tetrahydrocortisone

urinary excretion rate (mg/24hr) of Tetrahydrocortisone.

Pregnanetriol

urinary excretion rate (mg/24hr) of Pregnanetriol.

Type

underlying type of syndrome, coded a (adenoma) , b (bilateral hyperplasia), c (carcinoma) or u for unknown.

Source

J. Aitchison and I. R. Dunsmore (1975) Statistical Prediction Analysis. Cambridge University Press, Tables 11.1–3.

References

Venables, W. N. and Ripley, B. D. (2002) Modern Applied Statistics with S. Fourth edition. Springer.

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