Re: [R] crash when using hazard.ratio.plot from rms package

2011-01-25 Thread Dennis Murphy
Hi: >From the function's Description on its help page: The hazard.ratio.plot function repeatedly estimates Cox regression coefficients and confidence limits within time intervals. The log hazard ratios are plotted against the mean failure/censoring time within the interval. It would appear

Re: [R] crash when using hazard.ratio.plot from rms package

2011-01-25 Thread Peter Ehlers
On 2011-01-25 17:08, Hongying Li wrote: Dear all, I always encounter a crash when running hazard.ratio.plot from rms package with my predictor as a factor. It works fine when the predictor is a continous score. Anyone encounters this too? Is this a bug or something? Could you define "crash" f