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Re: st: creating age variable for all ids


From   MAY BAYDOUN <mbaydoun2002@yahoo.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: creating age variable for all ids
Date   Thu, 29 May 2008 08:31:43 -0700 (PDT)

Thank you so much! I really appreciate this,

Best wishes,

May
--- Eva Poen <eva.poen@gmail.com> wrote:

> Here is one way to do it. Note that I start from
> scratch to create the
> ID variable. You can start with -expand-.
> 
> *********************
> clear
> set obs 5
> gen id = _n
> expand 5
> sort id
> list
> bysort id: gen age = 55+(_n*5)
> list
> **********************
> 
> Eva
> 
> 2008/5/29 MAY BAYDOUN <mbaydoun2002@yahoo.com>:
> > Hello,
> >
> > I am trying to create a dataset in which I already
> > have the id numbers but I would like to replicate
> them
> > and add another variable age that has exactly the
> same
> > values for all ids. So, the original file is:
> >
> > id
> > 1
> > 2
> > 3
> > 4
> > 5
> >
> > The file I want to create is:
> >
> > id   age
> > 1    60
> > 1    65
> > 1    70
> > 1    75
> > 1    80
> > 2    60
> > 2    65
> > 2    70
> > 2    75
> > 2    80
> > ..
> >
> > I was wondering if you can help find the easiest
> way
> > to do that. Thanks a lot!
> >
> > May
> >
> >
> > May Baydoun, PhD in Epidemiology (UNC-Chapel Hill)
>  Staff Scientist,  National Institute on Aging,
> NIH/IRP,  Biomedical Research Center,  Baltimore, MD
> >
> >
> >
> > *
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> > *  
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> >
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> 


May Baydoun, PhD in Epidemiology (UNC-Chapel Hill)  Staff Scientist,  National Institute on Aging, NIH/IRP,  Biomedical Research Center,  Baltimore, MD


      
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