> On Jul 23, 2018, at 4:43 AM, Maria Enzian <m.enz...@gmx.de> wrote: > > > > Hello, > I'm using the package pROC in RStudio to create my ROC-curves and I have > patients in my data - healthy or sick - in the column "Status" and the value > "SUVmax" to examine it. > I used the following code: > plot.roc(daten$Status,daten$SUVmax,percent=TRUE,ci=TRUE,print.auc=TRUE,main="ROC-Kurve > für den SUVmax") > The ROC-curve I got is ok, but on the x-axis I got a specificity from 150% to > -50%, but I want the scale from 100% to 0% (as usual). > xlim=c(100,0) doesn't work. > Can someone help me?
Perhaps if we had data that allowed investigation, we might be able to help, but the example dataset on the help page shows `plot.roc` to be delivering expected results. > > Best regards > M.Enzian > > ______________________________________________ > R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see > 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. David Winsemius Alameda, CA, USA 'Any technology distinguishable from magic is insufficiently advanced.' -Gehm's Corollary to Clarke's Third Law ______________________________________________ R-help@r-project.org mailing list -- To UNSUBSCRIBE and more, see 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.
