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st: RE: RE: zeros in metan


From   "Nick Cox" <[email protected]>
To   <[email protected]>
Subject   st: RE: RE: zeros in metan
Date   Thu, 17 Oct 2002 17:25:57 +0100

Jodi Segal 
 
> How does stata handle zeros in the denominator for the 
> metananalysis of
> relative risks or odds ratios?

Hopkins, John
 
> METAN adds 0.5 to all cells of the 2x2 table before 
> analysis.  

That is, if and only if _any_ zeros occur in the 2 X 2 table. 

Nick 
[email protected] 
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