Take a look at ?try and see the thread on this list of yesterday about how to use try to skip errors within a loop.
On Tue, Feb 10, 2004 at 08:59:10AM -0500, Fredrick Schumacher wrote: > R list: > > > > I am using a 'for' loop to run a number of different models (stratified > by different variables) with coxph. The data becomes sparse when some > strata are used causing the model to become unstable. The following > error occurs and the analysis is terminated. > > > > >Error in fitter(X, Y, strats, offset, init, control, weights = weights, > : > > (converted from warning) Loglik converged before variable 1 ; > beta may be infinite. > > > > Is there any way to have R skip the models without convergence and apply > 'NA' to the results, then go on to the other models? > > > > The same situation occurs with windows and unix versions. > > > > Thanks, > > Fred > > ____________________________________ > > > > > [[alternative HTML version deleted]] > > ______________________________________________ > [EMAIL PROTECTED] mailing list > https://www.stat.math.ethz.ch/mailman/listinfo/r-help > PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html ______________________________________________ [EMAIL PROTECTED] mailing list https://www.stat.math.ethz.ch/mailman/listinfo/r-help PLEASE do read the posting guide! http://www.R-project.org/posting-guide.html
