Thank you so much. That did the trick!
>>> [email protected] 03/16/04 9:33 PM >>>
At 09:15 PM 3/16/2004 -0500, Richard Williams wrote:
>At 08:59 PM 3/16/2004 -0500, Judet Roqueta wrote:
>>Is there a way to have Stata identify observations that have
equivalent
>>values for a given variable? Speficically, I want to trim my dataset
to
>>individuals that live in the same household using a household id
>>variable. I want to get rid of those that live alone. I tried using
>>the egen tag and egen group commands, but that did not help.
>
>Is this what you want?
>
>. egen x = count(id), by(id)
>
>. drop if x==1
To follow up -- if id is missing, x gets coded 0. So, if you have
missing
data on the id variable, and you also want such cases dropped, a better
coding would be
. egen x = count(id), by(id)
. keep if x > 1
-------------------------------------------
Richard Williams, Notre Dame Dept of Sociology
OFFICE: (574)631-6668, (574)631-6463
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WWW (personal): http://www.nd.edu/~rwilliam
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