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st: RE: mean level
preserve
collapse (mean) rna, by(visit)
list
restore
-----Original Message-----
From: [email protected]
[mailto:[email protected]] On Behalf Of Ziad El-Khatib
Sent: quarta-feira, 14 de Novembro de 2007 14:20
To: [email protected]
Subject: st: mean level
Dear STATA lister
how is it possible to produce table with mean level of continuous var
(rna) at every time point (visit)?
example
visit mean rna
----------------------------
2 500
4 600
6 300
etc..
Thank you and best regards
ziad
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* For searches and help try:
* http://www.stata.com/support/faqs/res/findit.html
* http://www.stata.com/support/statalist/faq
* http://www.ats.ucla.edu/stat/stata/
