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AW: AW: st: add new record for individual in dataset


From   "Martin Weiss" <martin.weiss1@gmx.de>
To   <statalist@hsphsun2.harvard.edu>
Subject   AW: AW: st: add new record for individual in dataset
Date   Wed, 28 Oct 2009 13:16:35 +0100

<> 



I know, but Stata does not...



HTH
Martin


-----Ursprüngliche Nachricht-----
Von: owner-statalist@hsphsun2.harvard.edu
[mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von Henrik Stovring
Gesendet: Mittwoch, 28. Oktober 2009 13:17
An: statalist@hsphsun2.harvard.edu
Betreff: Re: AW: st: add new record for individual in dataset

They are not weights, but observation numbers within levels of id.

-Henrik

Martin Weiss wrote:
> <> 
>
> Stata probably won`t like the line "bys id : replace begin[2]=end[1]" and
> complain that "weights (are) not allowed"...
>
>
>
> HTH
> Martin
>
>
> -----Ursprüngliche Nachricht-----
> Von: owner-statalist@hsphsun2.harvard.edu
> [mailto:owner-statalist@hsphsun2.harvard.edu] Im Auftrag von Jeph Herrin
> Gesendet: Mittwoch, 28. Oktober 2009 13:08
> An: statalist@hsphsun2.harvard.edu
> Betreff: Re: st: add new record for individual in dataset
>
>
> Try
>
>    expand 2
>    bys id : replace begin[2]=end[1]
>    bys id (begin) : replace end[2]=.
>    bys id (begin) : replace cens[2]=1
>
> hth,
> Jeph
>
>
> Marcus Casey wrote:
>   
>> Hi,
>>
>> Does anyone know how I can add a new record for an id in a long form  
>> dataset?
>> Specifically , I have a dataset with the following structure
>>
>> id	begin 	end		cens
>> 1	1997	2006	   0
>> 2 	1997	2003	   0
>> 3	1997	2004	   0
>> 3	2004	2007          0
>> 4	1997	2006	   0
>>
>> and I want to add an additional record for each id in the following  
>> manner
>>
>> id	begin	end		cens
>> 1	1997	2006	    0
>> 1	2006	   .		    1	
>> 2  	1997	2003           0
>> 2      2003	    .   	    1
>> 3	1997	2004   	    0
>> 3	2004	2007	    0
>> 3	2007          .		    1
>> 4	1997	2006	    0
>> 4	2006	   .		    1
>>
>>
>> Thanks in advance
>>
>> Regards,
>> Marcus
>>
>>
>>
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>   

-- 
Henrik Støvring, PhD
Senior Researcher
Research Unit for General Practice
Institute of Public Health
University of Southern Denmark 
J.B. Winsløws Vej 9A
DK-5000 Odense C
Phone: (+45) 6550 3692
Fax: (+45) 6591 8296   
email: hstovring@health.sdu.dk
Homepage: http://www.almen.dk/hstovring
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