[R] Unable to get Legend with survplot rms package
Frank E Harrell Jr
f.harrell at vanderbilt.edu
Mon Oct 26 21:21:23 CET 2009
Aric Gregson wrote:
> Hello,
>
> I apologize for the post as I am certainly overlooking a simple
> solution to my difficulties with getting a legend to print on a
> survplot from the rms package.
>
> I am plotting the following:
>
> survplot(survest(fita), n.risk=T, conf='none', cex.n.risk=.85, dots=T,
> col='gray10', lty=2)
> survplot(survest(fit), n.risk=F, conf='none', add=T)
> survplot(survest(fitb), n.risk=F, conf='none', col='gray20', add=T,
> lty=4)
>
> I have tried to place 'label.curves=list(method="arrow", cex=.8)' and
> others as suggested in ?survplot in any and all of the above commands,
> but I do not get a legend regardless of whether I try to plot only one
> or several lines as above. Any suggestions as to how I can generate a
> legend would be greatly appreciated.
>
> Thanks, Aric
Please send exact code for an example that fails. If possible, generate
the data using a simple simulation to make the example reproducible.
Frank
>
>
> sessionInfo()
> R version 2.9.2 (2009-08-24)
> i386-pc-solaris2.11
>
> locale:
> C
>
> attached base packages:
> [1] splines grid tools stats graphics grDevices
> utils [8] datasets methods base
>
> other attached packages:
> [1] rms_2.0-2 rankhazard_0.8 latticist_0.9-42
> vcd_1.2-4 [5] colorspace_1.0-1 MASS_7.2-48 latticeExtra_0.6-1
> RColorBrewer_1.0-2 [9] lattice_0.17-25 Hmisc_3.7-0
> survival_2.35-4 ggplot2_0.8.3 [13] reshape_0.8.3
> plyr_0.1.9 proto_0.3-8 fortunes_1.3-6
>
> loaded via a namespace (and not attached):
> [1] cluster_1.12.0 gWidgets_0.0-37 tcltk_2.9.2
>
> IMPORTANT WARNING: This email (and any attachments) is ...{{dropped:9}}
>
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>
--
Frank E Harrell Jr Professor and Chair School of Medicine
Department of Biostatistics Vanderbilt University
More information about the R-help
mailing list