backPain: Data on Back Pain Prognosis, from Anderson (1984)
Description
Data from a study of patients suffering from back pain. Prognostic
variables were recorded at presentation and progress was categorised
three weeks after treatment.
Usage
data(backPain)
Arguments
source
http://ideas.repec.org/c/boc/bocode/s419001.html
The data set and this help file was copied from gnm
so that a vignette in VGAM could be run; the analysis is
described in Yee (2010).
References
Anderson, J. A. (1984) Regression and Ordered Categorical
Variables. J. R. Statist. Soc. B, 46(1), 1-30.
Yee, T. W. (2010)
The VGAM package for categorical data analysis.
Journal of Statistical Software,
32, 1--34.
http://www.jstatsoft.org/v32/i10/.