2007/5/7, raymond chiruka <[EMAIL PROTECTED]>: > hie how do you compute the logrank test using R > what commands do you use my data looks something like just an example > > treatmentgrp strata censoringTime survivalTime censoring act.surv.time > [1,] 2 2 42.89005 1847.3358 1 > 42.89005 > [2,] 1 1 74.40379 440.3467 1 > 74.40379 > [3,] 2 2 35.17913 344.1113 1 > 35.17913 > [4,] 2 2 55.79590 741.2375 1 > 55.79590 > [5,] 2 1 384.73976 189.7997 0 > 189.79968 > [6,] 1 2 112.76215 375.8227 1 > 112.76215 > [7,] 2 2 20.82441 658.0410 1 > 20.82441 > [8,] 2 2 30.58497 1537.5776 1 > 30.58497 > [9,] 2 1 128.48140 306.9908 1 > 128.48140 > > l would like to compare the result with SAS > > > > > --------------------------------- > The fish are biting. > > [[alternative HTML version deleted]] > > ______________________________________________ > R-help@stat.math.ethz.ch 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. >
Please, check this page: http://www.ats.ucla.edu/stat/R/examples/asa/asa_ch2_r.htm Rod. ______________________________________________ R-help@stat.math.ethz.ch 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.