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Re: st: If variable x contains variable y


From   Steve Nakoneshny <scnakone@ucalgary.ca>
To   "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
Subject   Re: st: If variable x contains variable y
Date   Sun, 15 Jul 2012 08:59:47 -0600

John,

At first glance, it would seem that -gen x = y if y = z- would serve as a solution. Of course, this assumes that your I'd vars are numerical and not string vars (which they probably should be stored as).

Steve

Sent via carrier pigeon

On 2012-07-15, at 8:52 AM, "john.guzek@lshtm.ac.uk" <john.guzek@lshtm.ac.uk> wrote:

> Hello,
> 
> 
> This is my first time using statalist, I hope I do this all correctly!
> 
> 
> I'm looking to create a variable x which is equal to y, but only if the given value for y can be found in another variable, z. These are all id numbers, so say y is a universal id and z is a mother's id, telling you the universal id of the mother in relation to the child.
> 
> 
> For example:
> 
> 
> yzx
> 
> 
> 1..
> 2.2
> 3.3
> 42.
> 5..
> 6..
> 737
> 8..
> 9..
> 107.
> 
> 
> So I'm trying to figure out how to create x. Any help would be much appreciated.
> 
> 
> Thanks,
> John
> 
> 
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