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Re: st: combining data on same case from different lines


From   Richard Goldstein <richgold@ix.netcom.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: combining data on same case from different lines
Date   Fri, 25 Jun 2010 09:42:30 -0400

replace date=date[_n-1] if date==. & id==id[_n-1]

there is an analogous line for publication but use _n+1 instead (as well
as changing variable names as appropriate

you can then drop as desired (if you use the line at the top of this
email, you can then -drop if publication==""=)

Rich

On 6/25/10 9:25 AM, Marcelo Jenny wrote:
> Hello Nick,
> 
> thanks for the reply. It's not that easy :)
> 
> The table got bungled in the last email:
> id date      stage      publication
> 1  01oct1990 indictment
> 1            indictment journal 3
> 2  10may1995 indictment
> 2            indictment journal 5
> 
> I want to arrive at a table with complete data on all variables for all
> cases. This means either the data in the variable 'publication' in the
> second
> line of case 1 needs to be copied into the first line or the data in the
> variable 'date' needs to be copied into the second line.
> 
> Afterwards I can drop the now unnessary second line for each case in
> the way you suggested.
> 
> Marcelo
> 
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