Re: st: curious behavior of drop

[Michael McCulloch <mm@pinest.org>]

Thank you for your concern Svend. I had leapt to the assumption that 
my problem was with _drop_. With some embarassment, I can now report 
that I had earlier renamed the "missing" age variable to dxage...
My apologies.



> Michael McCulloch wrote:
>
> I have a dataset that includes two variables:
>  age
>  agecat
>
> I'm puzzled as to why
> . drop age
> will drop both! Should it behave this way?
>
> ===================================================================
>
> I can not reproduce your finding which certainly is disturbing.
> I did:
>
>       . clear
>       . set varabbrev on
>       . set obs 1
>       . gen age=1
>       . gen agecat=1
>       . list , clean
>
>              age   agecat 
>         1.     1        1 
>       . drop age
>       . list , clean
>
>              agecat 
>         1.        1 
> So, even if -varabbrev- is on, -drop age- did not drop -agecat-.
>
> Stata/SE 10 for Windows, updated 27 May /25 June.
>
> Svend
> ________________________________________________________
>
> Svend Juul
> Institut for Folkesundhed, Afdeling for Epidemiologi
> (Institute of Public Health, Department of Epidemiology)
> Vennelyst Boulevard 6
> DK-8000 Aarhus C,  Denmark
> Phone, work:   +45 8942 6090
> Phone, home:   +45 8693 7796
> Fax:           +45 8613 1580
> E-mail:        sj@soci.au.dk
> _________________________________________________________
>
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