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Re: st: Problem with wildcards
From
"Dimitriy V. Masterov" <[email protected]>
To
Statalist <[email protected]>
Subject
Re: st: Problem with wildcards
Date
Mon, 4 Mar 2013 13:48:19 -0800
Lisa,
The reason that does not work is that it evaluates to
replace anypsych = 1 if psych1 psych2 ... psych42 == 1
That is is not valid syntax.
You could use egen (extended generate) to do this:
egen anypsych = rowmax(psych1 - psych42)
DVM
On Mon, Mar 4, 2013 at 1:36 PM, Lisa Cook <[email protected]> wrote:
> Hi,
>
> I'm having a problem using wildcards. I'm using Stata 11.2 for Windows.
>
> I have a list of variables: psych1 - psych42. I would like to create a
> new variable called "anypsych" that takes the value of 0 if all the
> variables psych1-psych42 are 0 or missing, and takes the value 1 if
> any of psych1-psych42 are 1.
>
> My code:
>
> gen anypsych = 0
> replace anypsych = 1 if psych* == 1
>
> I get the error "psych* invalid name".
>
> Can anyone tell me why it's an invalid name and how I can achieve this
> objective? I also have a bunch of other variables that I need to do
> the same thing for, so advice on how to approach this would be a huge
> help.
>
> Thanks!
> Lisa
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