Thanks for the replies. I'll go with redefining the factor levels for now. Thanks very much Tim --
Tim Elwell-Sutton The University of Hong Kong Office: 3906 2053 Mob: 6084 5654 ________________________________________ From: Thomas Lumley [tlum...@uw.edu] Sent: Thursday, September 15, 2011 5:36 AM To: David Winsemius Cc: tesutton; r-help@r-project.org Subject: Re: [R] svytable including NAs On Thu, Sep 15, 2011 at 1:49 AM, David Winsemius <dwinsem...@comcast.net> wrote: > > On Sep 14, 2011, at 6:12 AM, tesutton wrote: > >> Dear all >> >> I'm creating two way tables based on weighted survey data using svytable >> and want to include NAs as a level in the table. >> For unweighted data I use table(..., useNA="ifany"). Is there any >> equivalent for svytable? >> >> If not, is there a solution using a different function? > > I don't know the answer to the first question, but my first experiment to > solve would be to redefine your factors with: > > fac <- factor(fac, exclude=NULL) > ... so that you get an <NA> level and label rather than having NAs. > That's the current solution. I'll add an exclude= argument to svytable() for the next version. -thomas -- Thomas Lumley Professor of Biostatistics University of Auckland ______________________________________________ R-help@r-project.org 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.