[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:
> Hi,
> 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,
> Ravi.

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
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Frank E Harrell Jr   Professor and Chair           School of Medicine
                      Department of Biostatistics   Vanderbilt University

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