[R] SAS or R software
Frank E Harrell Jr
f.harrell at vanderbilt.edu
Sat Dec 18 00:04:27 CET 2004
Alexander C Cambon wrote:
> I apologize for adding this so late to the "SAS or R software " thread.
> This is a question, not a reply, but it seems to me to fit in well with
> the subject of this thread.
> I would like to know anyone's experiences in the following two areas
> below. I should add I have no experience myself in these areas:
> 1) Migrating from SAS to R in the choice of statistical software used
> for FDA reporting.
> (For example, was there more effort involved in areas of
> documentation, revision tracking, or validation of software codes?)
FDA has no requirements. They accept Minitab and even accept Excel.
Requirements are to be a good statistician doing quality reproducible
work for its own sake.
> 2) Migrating from SAS to R in the choice of statistical software used
> for NIH reporting (or other US or non-US) government agencies) .
> I find myself using R more and more and being continually amazed by its
> breadth of capabilities, though I have not tried ordering pizza yet. I
> use SAS, S-Plus, and, more recently, R for survival analysis and
> recurrent events in clinical trials.
> Alex Cambon
> School of Public Health and Information Sciences
> University of Louisville
Frank E Harrell Jr Professor and Chair School of Medicine
Department of Biostatistics Vanderbilt University
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