[R] help with formula for clogit

Thomas Lumley tlumley at uw.edu
Mon Nov 7 19:48:05 CET 2011

On Tue, Nov 8, 2011 at 4:19 AM, 1Rnwb <sbpurohit at gmail.com> wrote:
> I would like to know if clogit function can be used as below
> clogit(group~., data=dataframe)

Not usefully.  That syntax does not specify a strata() term, which is
why the computation is very slow and probably not what you intended.


Thomas Lumley
Professor of Biostatistics
University of Auckland

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