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st: RE: Three or four-parameter logistic dose response model


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: Three or four-parameter logistic dose response model
Date   Thu, 5 Jul 2007 19:43:35 +0100

I am not clear that precisely what you have in mind will
be clear even to experts from just this description. 

If the model is linear, this is some kind of -logit- 
or -logistic- application. If not, it will probably yield
to a stiff dose of -nl-. 

Nick 
n.j.cox@durham.ac.uk (MA, PhD, FRGS) 

Joshua H Tamayo-Sarver, MD, PhD 
 
> Is anyone aware of how to perform the three- or 
> four-parameter logistic dose
> response model in Stata?  Any guidance would be greatly appreciated.

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