search for: mohadd

...newdata=data.frame(rx =c(1:2), age=c(60)), xscale=365.25, xlab = "Years", ylab="Survival")) I get the survival for patients at 60, but is there an option to get a survfit for the patients regardless of the value in variable "age"? Thanks in advance Maziar Mohaddes M.D. Gothenburg, Sweden [[alternative HTML version deleted]]

Hi I am a new fan of R after getting mad with the graphical functional in SPSS. I have been able to create a nice looking Kaplan Meyer graph using Survplot function. However I have difficulties in turning the y axis to percent instead of the default 0-1 scale. Further I have tried the function yaxt="n" without any results. Any help in this matter will be appreciated. The code is

...500000 semrsa cry3m cry6m cry1y cry2y cry3y cry5y cry7y cry10y cry13y 0.1607422 0.6638734 0.3062907 0.4921863 0.5122407 1.1307222 1.2690701 1.5101821 7.1850000 Any help or reading suggestion in solving this problem would be appreciated -- Thanks in advance Maziar Mohaddes MD, Gothenburg, Sweden [[alternative HTML version deleted]]

...rx+ecog.ps+resid.ds+age, data = ovarian, k=2, scale="odds") spl the code "plot(spl)" produces a red spline which is difficult for me to interpret. I would like to plot survival based on for example age or rx. Thanks in advance for your help in this matter Best Regards Maziar Mohaddes MD, PhD student Department of Orthopaedics Sahlgrenska University Hospital SE-431 80 Mölndal, Sweden [[alternative HTML version deleted]]