Diabetes survey on Pima Indians

The National Institute of Diabetes and Digestive and Kidney Diseases conducted a study on 768 adult female Pima Indians living near Phoenix.

Usage

data(d.pima)
data(d.pima2)

Format

The dataset contains the following variables

pregnant

Number of times pregnant

glucose

Plasma glucose concentration at 2 hours in an oral glucose tolerance test

pressure

Diastolic blood pressure (mm Hg)

triceps

Triceps skin fold thickness (mm)

insulin

2-Hour serum insulin (mu U/ml)

mass

Body mass index (weight in kg/(height in metres squared))

pedigree

Diabetes pedigree function

age

Age (years)

diabetes

test whether the patient shows signs of diabetes (coded neg if negative, pos if positive)

Details

d.pima2 is the same dataset as d.pima with the only change, that invalid 0-values are replaced by NAs.

Note

This dataset has been borrowed from Julian Faraway's package:
faraway: Functions and datasets for books by Julian Faraway, 2015

Source

The data may also be obtained from the package MASS.