Description Usage Format Source
The data consist of up to seven binary observations on each of 294 subjects who had been randomly assigned to one of two treatment groups. The observations, taken at regularly scheduled time points, are coded as 1 if the subject's infection was severe and 0 otherwise. The interest is to investigate if the two treatments differ and if the percentage of severe infections decreased over time.
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A data frame with 1568 observations on the following 4 variables.
idnum
The index for individuals.
treatn
The treatment binary covariate.
y
The subject's infection binary response.
time
The time indicator.
Molenberghs, G., Verbeke, G., 2005. Models for Discrete Longitudinal Data. Springer, NY.
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