Why bother with LR's if the test is so good ? I would not waste time on LR's, if clinically LR has no value (as in this
case). The idea behind LR's is combining sens. and spec. in one concept and to make it clinically relevant. If sens. and
spec. are 100%, I would not even bother with LR's.
Sachin Dave, MD.
"Toby Lipman 7, Collingwood Terrace, Jesmond, Newcastle upon Tyne. Tel 0191-2811060 (home), 0191-2869178 (surgery)" wrote:
> In message <[log in to unmask]>, Andrew Jull <[log in to unmask]>
> writes
> >Dear all
> >
> >anybody got any ideas about how to manage LR+ and LR- where the sensitivity
> >and specificity are 100%?
> >
> Well they calculate out as infinity or 1/infinity don't they?
>
> Toby
> --
> Toby Lipman
> General practitioner, Newcastle upon Tyne
> Northern and Yorkshire research training fellow
>
> Tel 0191-2811060 (home), 0191-2437000 (surgery)
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