[R] Cox Calibration regression test & double graphs
Frank E Harrell Jr
f.harrell at Vanderbilt.Edu
Tue Mar 9 20:46:44 CET 2010
See the calibrate.* functions and the val.surv (for external validation)
functions in the rms package. Note especially the new continuous
calibration curve methods using hazard spline regression.
David Winsemius wrote:
> A) Please do not highjack threads. Post new topics for new questions.
> B) Calibration plots are very easy for either logistic regression or Cox
> models when using the calibrate function in either Harrell's rms or
> Design packages. (Not sure about how well they play with survfit
> objects, but you ought to be able to apply the same methods.)
Frank E Harrell Jr Professor and Chairman School of Medicine
Department of Biostatistics Vanderbilt University
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