search for: hepatitisdata

Displaying 1 result from an estimated 1 matches for "hepatitisdata".

2008 Mar 02
1
Problem plotting curve on survival curve (something silly?)
...survival data. That data will not be mature and so my interest is in using it to deliver predictions of what mature data may produce by using Weibull Regression However for now I've borrowed a dataset from the BMJ (CSV tabs seperated version here: http://www.wittongilbert.free-online.co.uk/HepatitisData.csv ) and am trying to plot some curves. I've succeeded in plotting a Kaplan-Meier Survival Curve by using the following: > my_var.bygroup <- survfit(Surv (Survival, Censored==0) ~ TreatmentGroup, data=TestData) > plot(my_var.bygroup, conf.int=FALSE, col=c("black",&quo...