Hi see ?ifelse
ifelse(censoring>survival, survival, censoring) Regards Petr [EMAIL PROTECTED] [EMAIL PROTECTED] napsal dne 01.05.2007 13:25:18: > l have the following dataset and would like to calculate the actual survival time by > if censoring time > survival time then actual survival time =survival time > else its= censoring time. > treatmentgrp strata censoringTime survivalTime censoring > actualsurvivaltim > [1,] 1 1 1.012159 1137.80922 0 > [2,] 2 2 32.971439 247.21786 0 > [3,] 2 1 85.758253 797.04949 0 > [4,] 1 1 16.999171 78.92309 0 > > l used matrix to genarate the data > thanks in advance > > > > --------------------------------- > > > [[alternative HTML version deleted]] > > ______________________________________________ > [email protected] 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. ______________________________________________ [email protected] 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.
