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Re: st: Graph (vertical lines)


From   Ricardo Ovaldia <ovaldia@yahoo.com>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: Graph (vertical lines)
Date   Mon, 7 Apr 2003 09:59:30 -0700 (PDT)

Thank you Roger. Is what I need it. I knew that I had
to overlay the plots but I wasn't aware of -rcap-. 

Thanks again,
Ricardo.

--- Roger Newson <roger.newson@kcl.ac.uk> wrote:
> At 08:56 07/04/03 -0700, Ricardo Ovaldia wrote:
> >Dear All,
> >
> >In prior versions of Stata it was possible to
> connect
> >points using vertical lines using the ii and II
> >connect symbols. How do you do that in Stata 8?
> >
> >e.g. in Stata 7:
> >
> >clear
> >input type tm20 l20 u20 t37 l37 h37
> >1 .6  .5  .7  1.0 .8    1.2
> >2  1.3 1.1  1.5 .4 .2  .6
> >end
> >graph  tm20 l20 u20 t37 l37 h37 type, /*
> >*/ c( l II l II) s(o . . o . .)
> 
> I had exactly the same query, which was why I
> developed the -eclplot- 
> package, downloadable from SSC, which does this.
> Type -ssc describe 
> eclplot- to find out more.
> 
> More generally, it is done by using -twoway- and
> overlaying -scatter- 
> subplots (specifying the estimates) with -rcap- or
> -rspike- subplots 
> (specifying confidence limits). Ricardo's example
> might be implemented as
> 
> twoway scatter tm20 t37 type || rcap l20 u20 type ||
> rcap l37 h37 type
> 
> or something similar.
> 
> I hope this helps.
> 
> Roger
> 
> 
> --
> Roger Newson
> Lecturer in Medical Statistics
> Department of Public Health Sciences
> King's College London
> 5th Floor, Capital House
> 42 Weston Street
> London SE1 3QD
> United Kingdom
> 
> Tel: 020 7848 6648 International +44 20 7848 6648
> Fax: 020 7848 6620 International +44 20 7848 6620
>    or 020 7848 6605 International +44 20 7848 6605
> Email: roger.newson@kcl.ac.uk
> 
> Opinions expressed are those of the author, not the
> institution.
> 
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