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Re: st: Reshape-like procedure - help!


From   Ulrich Kohler <[email protected]>
To   [email protected]
Subject   Re: st: Reshape-like procedure - help!
Date   Tue, 13 Jan 2009 16:57:03 +0100

Am Dienstag, den 13.01.2009, 16:49 +0100 schrieb Ulrich Kohler:
> Am Dienstag, den 13.01.2009, 15:37 +0000 schrieb K Jensen:
> > Hi
> > 
> > I would like to move from the following format
> > ID	Age	Weight	Height
> > 1	23	140	62
> > 2	64	96	72
> > 3	49	123	67
> > 
> > To this format:
> > ID	Var_name	Var_value
> > 1	Age	23
> > 1	Weight	140
> > 1	Height	62
> > 2	Age	64
> > 2	Weight	96
> > 2	Height	72
> > 3	Age	49
> > 3	Weight	123
> > 3	Height	67
> > 
> > How can I do this in Stata? None of reshape, stack or xpose are
> > exactly what I need.
> > 
> > In reality I have over 100 variables rather than three--so I would
> > like to avoid having to list the variables by name if possible.
> 
> 
> local i 1
> foreach var of varlist Age-Height {
> 	local lab`i' `var'
> 	ren `var' var`i++'
> }
> reshape long var, i(ID) j(Var_name)
> lab val Var_name names
> forv j = 1/`--i' {
> 	lab def names `j' "`lab`j''", modify
> }


Or even shorter by using a String-Variable for Var_name:

foreach var of varlist Age-Height {
        ren `var' var`var'
}
reshape long var, i(ID) j(Var_name) string

-- 
[email protected]
030 25491-361

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