robustbase (version 0.93-5)

CrohnD: Crohn's Disease Adverse Events Data

Description

Data set issued from a study of the adverse events of a drug on 117 patients affected by Crohn's disease (a chronic inflammatory disease of the intestines).

Usage

data(CrohnD, package="robustbase")

Format

A data frame with 117 observations on the following 9 variables.

%% FIXME: leave these away -- or explain: -- they code patient sub-groups

ID

the numeric patient IDs

nrAdvE

the number of adverse events

BMI

Body MASS Index, i.e., \(weight[kg] / (height[m])^2\).

height

in cm

country

a factor with levels 0 and 1

sex

the person's gender, a binary factor with levels M F

age

in years, a numeric vector

weight

in kilograms, a numeric vector

treat

how CD was treated: a factor with levels 0, 1 and 2, meaning placebo, drug 1 and drug 2.

References

Serigne N. L<U+00F4> and Elvezio Ronchetti (2006). Robust Second Order Accurate Inference for Generalized Linear Models. Technical report, University of Geneva, Switzerland.

Examples

# NOT RUN {
data(CrohnD)
str(CrohnD)
with(CrohnD, ftable(table(sex,country, treat)))
# }

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