[R] Help with lrm function in package Design

[Uwe Ligges]

This is a bug in the Design package, please report it to its maintainer.

Uwe Ligges



WWei at mdanderson.org wrote:
> Hi, there,
> 
> I am having trouble using 'lrm' function in package 'Design'. Basically, 
> the ' . ' after ' ~ ' wouldn't  work. Here are some sample codes:
> 
>> temp <- 
> data.frame(a=c(rep(0,3),rep(1,3)),b=rnorm(6),c=c('a','b','c','a','b','c'))
>> lrm(a~.,data=temp)
> Error in terms.formula(formula, specials = "strat") : 
>         '.' in formula and no 'data' argument
> 
> This code worked before but I can't remember the exact version number. Is 
> there something being changed in the new version of lrm? If so, how to 
> specify all other variables in the formula then?
> 
> Thanks in advance,
> 
> Auston
> 
> 
>> version
>                _ 
> platform       i386-pc-mingw32 
> arch           i386 
> os             mingw32 
> system         i386, mingw32 
> status 
> major          2 
> minor          3.1 
> year           2006 
> month          06 
> day            01 
> svn rev        38247 
> language       R 
> version.string Version 2.3.1 (2006-06-01)
> 
> 
> 
> Auston Wei
> Research Statistical Analyst
> Division of Quantitative Science
> The University of Texas MD Anderson Cancer Center
> Tel: 713-563-4281
> Email: wwei at mdanderson.org
> 	[[alternative HTML version deleted]]
> 
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