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st: Re: Code to generate variable indicating date that CD4 drops below 250


From   Christopher Baum <baum@bc.edu>
To   statalist@hsphsun2.harvard.edu
Subject   st: Re: Code to generate variable indicating date that CD4 drops below 250
Date   Tue, 31 Mar 2009 16:29:01 -0400

<>
I agree with Martin. This is generically the same problem as we discussed at some length in this thread:

http://www.hsph.harvard.edu/cgi-bin/lwgate/STATALIST/archives/statalist.0903/Author/article-1170.html

The original poster agreed that life was much simpler when the data were in long format. This seems to be the same kind of data structure.

Kit Baum   |   Boston College Economics and DIW Berlin   |   http://ideas.repec.org/e/pba1.html
An Introduction to Stata Programming   |   http://www.stata-press.com/books/isp.html
An Introduction to Modern Econometrics Using Stata   |   http://www.stata-press.com/books/imeus.html

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