diabetes.dat {Rfwdmv}R Documentation

Diabetes data

Description

This data set consists of 145 observations on diabetes patients. These data have been used in the statistical literature as a difficult example of cluster analysis.

Usage

data(diabetes.dat)

Format

A data frame with 145 observations on the following 3 variables.

y1
a numeric vector, the plasma glucose response to oral glucose.
y2
a numeric vector, the plasma insulin response to oral glucose.
y3
a numeric vector, the degree of insulin resistance.

Details

y1 and y2 are responses to oral glucose, y3 is insulin resistance. The scatter plot matrix of the data shows that there seems to be a central cluster and two "arms" forming separate clusters.

Source

Reaven and Miller (1979), Fraley and Raftery (1998).

References

Atkinson, Riani and Cerioli (2004), p. 594-595; http://www.riani.it/arc.


[Package Rfwdmv version 0.72-2 Index]