[BioC] Question on survival

[James W. MacDonald]

This is a question for R-help <r-help at r-project.org>

Best,

Jim




On 10/11/2012 5:40 PM, lau pel wrote:
> Hi,
> I'm going crazy trying to plot a quite simple graph.
> i need to plot estimated hazard rate from a cox model.
> supposing the model i like this:
> coxPhMod=coxph(Surv(TIME, EV) ~ AGE+A+B+strata(C) data=data)
> with 4 level for C.
> how can i obtain a graph with 4 estimated (better smoothed) hazard curve
> (base-line hazard + 3 proportional) to highlight the effect of C.
> thanks!!
>
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-- 
James W. MacDonald, M.S.
Biostatistician
University of Washington
Environmental and Occupational Health Sciences
4225 Roosevelt Way NE, # 100
Seattle WA 98105-6099