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Re: st: date calculation
From
Daniel Marcelino <[email protected]>
To
[email protected]
Subject
Re: st: date calculation
Date
Thu, 29 Sep 2011 18:05:40 -0400
I got the solution, despite in a non beautiful way:
bysort id: gen days = day[_n+1]
format days %td
gen days2 = days-day
bysort iddeputado: egen total = total(days2)
collapse total, by(id)
Daniel
On Thu, Sep 29, 2011 at 5:21 PM, Daniel Marcelino <[email protected]> wrote:
> Hello all,
>
> I'm fuzzing my mind to get into calculation of date vars. I've a data
> set with historic of events that I want to calculate number of days.
> However, I need to account for those occurrences in par of them, the
> first date is the enter and the subsequent date is the out. If the
> same id enter again it will receive new enter e new out date. My point
> is, how can I calculate the overall period regarding this intermediary
> calculation? Any thoughts is welcome.
>
> day flag_n flag_N id
> 07may2003 1 4 1
> 23feb2005 2 4 1
> 31mar2005 3 4 1
> 31jan2007 4 4 1
> 01feb2003 1 2 5
> 21dec2005 2 2 5
>
> Daniel
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>
--
About me: http://danielmarcelino.zip.net/
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