Re: st: AW: AW: problem with looping egen(newvar)=anymatch

[Ekaterina Hertog <ekaterina.hertog@sociology.ox.ac.uk>]

Dear Martin and Nick,
Thank you very much for the very detailed advice!
warm regards,
Ekaterina

Martin Weiss wrote:
> <> 
>
> The specification of your -varlist- fed to -anymatch- may well matter, if
> you have additional "fammem"s lying around which you do not want to check
> for value 2. Note the difference in this example, as evident from the
> -notes- -list-ed at the end, which -egen- helpfully leaves behind...
>
>
> *************
> clear*
> set obs 10000
>  
> //create data
> foreach var of newlist fammem1-fammem30{
> 	gen byte `var'= irecode(runiform(),0,.2,.5,.7)  
> }
>
> egen fathliv =anymatch(fammem? fammem??), v(2)
> egen evenbetterfathliv =anymatch(fammem? fammem10), v(2)
> note list
> *************
>
>
>
> HTH
> Martin
>
>
> -----Ursprüngliche Nachricht-----
> Von: owner-statalist@hsphsun2.harvard.edu
> [mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von Martin Weiss
> Gesendet: Mittwoch, 20. Januar 2010 22:53
> An: statalist@hsphsun2.harvard.edu
> Betreff: st: AW: problem with looping egen(newvar)=anymatch
>
>
> <> 
>
> Because you want to create "fathliv" twice (or rather: 10 times). Say -egen
> fathliv`i'-, if you absolutely want this, but you will end up with 10
> variables carrying largely redundant information. Why not - egen fathliv =
> anymatch(fammem? fammem??), v(2)-?
>
>
>
> HTH
> Martin
>
> -----Ursprüngliche Nachricht-----
> Von: owner-statalist@hsphsun2.harvard.edu
> [mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von Ekaterina
> Hertog
> Gesendet: Mittwoch, 20. Januar 2010 22:50
> An: statalist@hsphsun2.harvard.edu
> Betreff: st: problem with looping egen(newvar)=anymatch
>
> Dear all,
> I need to create a binary variable that equals 1 of one of the variables 
> fammem1, fammem2, fammem3, fammem4, … fammem10 equals 2, and 0 
> otherwise.#I came up with the following solution:
> egen fathliv = anymatch(fammem1 fammem2 … fammem10), v(2)
> and it seems to work, but I would like to create a loop rather than 
> listing the ten fammem variables individually.
> I tried:
> forv i=1/10{
> egen fathliv = anymatch(fammem`i'), v(2)
> }
> But this gives me an error message and I am not sure why.
> I would be very grateful for advice,
> Warm regards,
> katya
>
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--
Ekaterina Hertog (née Korobtseva)
Career Development Fellow
Department of Sociology and Nissan Institute of Japanese Studies
University of Oxford

27 Winchester Road
Oxford
OX2 6NA
United Kingdom


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