On May 27, 2010, at 12:32 PM, Frostygoat wrote:
Thanks very much David. Bert, I've seen the Survival package and it
survival ... correct capitalization is important in R.
does not do what I need, which is to fit Gompertz curves to survival
data and compute lifetable statistics for other functions. There is
the SSgompertz package for growth curves, not what I need either.
Have you reviewed the capabilities of the eha package?
http://cran.r-project.org/web/packages/eha/eha.pdf
I thought that I had seen examples of the use of the Design package
(and presumably this would have applied to the rms package) for
fitting Gompertz models in an accelerated failure time framework, but
checking Harrell's RMS text fails to confirm this memory.
--
David Winsemius, MD
West Hartford, CT
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