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