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st: RE: Applicability of Logistic Regression for modelling rare events &


From   "Nick Cox" <n.j.cox@durham.ac.uk>
To   <statalist@hsphsun2.harvard.edu>
Subject   st: RE: Applicability of Logistic Regression for modelling rare events &
Date   Thu, 22 Apr 2004 12:09:03 +0100

Gary King has worked on similar problems. 

http://gking.harvard.edu/stats.shtml

Some of the procedures are implemented in Stata. 

Nick 
n.j.cox@durham.ac.uk 

stephen.kay@adelphigroup.com
> 
> I've got to write a statistical analysis plan for measuring 
> the differences
> between certain drugs on various event measures. For the binary events
> logistic regressions seem appropriate - whether the event 
> occurs is the
> response and the predictors would include confounding factors 
> measured at
> baseline (such as various severity measures). 
> as well as dummy variables representing the drugs. 
> I'm worried about two things related to the above:
> 	(1) It is quite possible that the events are rare. 

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