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Re: st: Need help with Programming multiple datasets


From   Nick Cox <njcoxstata@gmail.com>
To   "statalist@hsphsun2.harvard.edu" <statalist@hsphsun2.harvard.edu>
Subject   Re: st: Need help with Programming multiple datasets
Date   Sun, 2 Jun 2013 17:17:47 +0100

understand why).

Your two problems are really the same. You want a wildcard for a
variable list that includes every variable desired, but no more.

Reading
Nick
njcoxstata@gmail.com


On 2 June 2013 16:40, Michael Stewart <michaelstewartresearch@gmail.com> wrote:
> Need help with Programming multiple datasets
>
> Dear Statalist user ,
> I need help with stat porgramming.
>
> I am working with multiple datasets and with the  help of statalist
> users, was able to figure out a way to use multiple datasets, complete
>  data management tasks and save them under separate files
>
> MY DATA STRUCTURE:
> ***************************************************************
> auto-1 contains variables DX1-DX15;  variables DXCCS1-DXCCS-15 + OTHER VARIABLES
> auto-2 contains variables DX1-DX25 ;  variables DXCCS1-DXCCS-25  +
> OTHER VARIABLES
> auto-3 contains variables DX1-DX35 ;  variables DXCCS1-DXCCS-35  +
> OTHER VARIABLES
> ****************************************************************
>
>
> My current code is as follows
> ***********************************************
> local ds1 "D:\_Dummy\multiple\1\auto_1.dta"
> local ds2 "D:\_Dummy\multiple\2\auto_2.dta"
> local ds3 "D:\_Dummy\multiple\3\auto_3.dta"
> local all ds1 ds2 ds3
> foreach x in `all'{
> use ``x'',clear
> include "D:\_Dummy\multiple\4\a.do"
> include "D:\_Dummy\multiple\5\b.do"
> save ``x''_new.dta,replace
> }
> ***********************************************
>
> NEW PROBLEM-1:
> If I want to run a forvalues loop in local "a" OR local "b"  FOR ONLY
> DX1-15(for auto_1 ) OR DX1-25(auto_2) OR DX1-35(auto_3) BUT SHOULD NOT
> LOOP OVER ANY OTHER SIMILAR VARIABLES like DXCCS1 DXCCS2   etc
>
> How can I modify my present forvalues loop to INCLUDE VARYING NUMBER
> OF DX* VARIABLES
> My present loop is
>
> forvalues y=2/15{
> icd9 generate diag_`x'=DX`x', range("xxx.x")
> }
>
> NEW PROBLEM-2:
>
> If I want to run a forvalues loop in local "a" OR local "b"  FOR ONLY
> DXCCS1-15(for auto_1 ) OR DXCCS1-25(auto_2) OR DXCCS1-35(auto_3) BUT
> SHOULD NOT LOOP OVER ANY OTHER SIMILAR VARIABLES like DX1 DX2   etc
>
> How can I modify my present forvalues loop to INCLUDE VARYING NUMBER
> OF DX* VARIABLES
> My present loop is
> forvalues y=2/15{
> icd9 generate diag_`x'=DX`x', range("xxx.x")
> }
>
>
> IF FOREACH LOOP is better , please  let me know the appropriate code
>
> I thank in advance for all your help.
>
> --
> Thank you ,
> Yours Sincerely,
> Mike.
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