[R] Green and Byar (1980) Prostate Cancer Data set from Andrews and Herzberg - Data
Frank E Harrell Jr
f.harrell at vanderbilt.edu
Tue Mar 24 22:04:30 CET 2009
Ravi Varadhan wrote:
> I am looking for a data set containing the information from a randomized trial evaluating the effect of DES (diethylsilbestrol) on multiple time-to-event endpoints, prostate cancer, CVD, and other causes. The original source of this data is Green and Byar (1980). This is a popular competing risks problem that has subsequently been discussed in a number of statistical papers including Kay (1986).
> Does anyone have a digital version of this data set?
> This data is also presented in Andrews, D. F. and Herzberg, A. M. (1985). Data. Does a digital version of all the data sets in A & H exist?
> Thanks very much,
An R binary dataset is at http://biostat.mc.vanderbilt.edu/Datasets
Note that there is something strange about the AP variable with a lot of
ties at some value near 1.0. I have never been able to find any
documentation about this problem. If you find any please let me know.
> Ravi Varadhan, Ph.D.
> Assistant Professor,
> Division of Geriatric Medicine and Gerontology
> School of Medicine
> Johns Hopkins University
> Ph. (410) 502-2619
> email: rvaradhan at jhmi.edu
> R-help at r-project.org mailing list
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
Frank E Harrell Jr Professor and Chair School of Medicine
Department of Biostatistics Vanderbilt University
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