[R] Event History Data Recoding

[Joshua Wiley]

If you are talking about changing from a "wide" format to "long" take a look at

?reshape


---
Josh

On Fri, Apr 23, 2010 at 7:09 AM, Thomas Jensen
<thomas.jensen at eup.gess.ethz.ch> wrote:
> Dear R list,
>
> I have an event history data set that is structured like this:
>
> Legislative act     Discussion     Agreement     Time     Event
> Act1                2006-05-30     2006-06-19     20        1
> Act2                2004-03-01     2004-06-14     105       1
> .
> .
> .
>
> I have information on the meetings in the legislature between adoption
> periods in a separate variable (the start and stop dates are included):
>
> Act1 meeting:2006-05-30, 2006-06-19.
> Act2 meeting: 2004-03-22, 2004-04-26, 2004-06-14.
>
> I want to code this as a discrete event data set, so it should look like
> this:
>
> Legislative act     Event     Meeting     Time Count
> Act1                  0       2006-05-30      1
> Act1                  1       2006-06-07      2
> Act2                  0       2004-03-22      1
> Act2                  0       2004-04-26      2
> Act2                  1       2004-06-14      3
>
> Can anyone tell me if it is possible to do this recoding in R, or do I
> have to do it by hand?
>
> Best, Thomas
>
> ______________________________________________
> R-help at r-project.org mailing list
> https://stat.ethz.ch/mailman/listinfo/r-help
> PLEASE do read the posting guide http://www.R-project.org/posting-guide.html
> and provide commented, minimal, self-contained, reproducible code.
>



-- 
Joshua Wiley
Senior in Psychology
University of California, Riverside
http://www.joshuawiley.com/