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Re: st: Need Help with Stata Programming


From   Nick Cox <[email protected]>
To   "[email protected]" <[email protected]>
Subject   Re: st: Need Help with Stata Programming
Date   Wed, 20 Nov 2013 13:27:58 +0000

A similar question was posted only yesterday

http://www.stata.com/statalist/archive/2013-11/msg00745.html

and advice included a reference

SJ-7-3  pr0033  . . . . . . . . . . . . . .  Stata tip 51: Events in intervals
        . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .  N. J. Cox
        Q3/07   SJ 7(3):440--443                                 (no commands)
        tip for counting or summarizing irregularly spaced
        events in intervals

which is accessible at http://www.stata-journal.com/sjpdf.html?articlenum=pr0033


Nick
[email protected]


On 20 November 2013 13:11, Michael Stewart
<[email protected]> wrote:

> I am trying to measure number of visits/admissions before and after a
> particular event and was hoping to get help from Stata programmers in
> the Statalist
>
> My dataset is as follows . ED: stands for emergency department visit &
> IP stands for Inpatient admission
>
> Patients are sorted chronologically (by date).
>
> My goal is
>
> 1)Count number of admissions(i.e., admit_type==IP) 60 days before the
> event(i.e., event==1) OR 60 days after the event(i.e., event==1).
> 2)Sum up the cost of the admissions (i.e., admit_type==IP) 60 days
> before the event(i.e., event==1) OR 60 days after the event(i.e.,
> event==1).


> 3               ED              0               date_1  USD xx
> 3               IP              0               date_2  USD xx
> 3               ED              0               date_3  USD xx
> 3               IP              0               date_4  USD xx
> 3               IP              1               date_5  USD xx
> 3               ED              0               date_6  USD xx
> 3               IP              0               date_7  USD xx
> 3               ED              0               date_8  USD xx
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