Euphoria wrote:
Hi all!

I have created survival vs. time plots. Now I would like to plot (1 -
Survival) vs. time.
Is there a way for me to retrieve the survival estimate information, to
which I can manually make an adjustment (ie; failure = 1 - survival) before
I re-plot this information?

Here is the code I use to attain the survival vs. time plot:

plot (survfit (Surv(DTDMRS3, DMRS3) ~ RS2540477, data = wise),
        lty = 1:2:3, mark.DTDMRS3 = 0, ylab = "Probability", xlab = "Survival 
Time
in Days")
        legend(200, 0.2, legend = c ("CC", "TC", "TT"), lty = c(3, 2, 1), title
"LAT4H")

Thanks!

In the help file for plot.survfit you can read about the fun argument. fun="event" does what you want.

--
Kevin E. Thorpe
Biostatistician/Trialist, Knowledge Translation Program
Assistant Professor, Dalla Lana School of Public Health
University of Toronto
email: kevin.tho...@utoronto.ca  Tel: 416.864.5776  Fax: 416.864.3016

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