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Re: st: How to - scatter plot with regression line after adjustment for covariates


From   Maarten buis <maartenbuis@yahoo.co.uk>
To   statalist@hsphsun2.harvard.edu
Subject   Re: st: How to - scatter plot with regression line after adjustment for covariates
Date   Tue, 11 Mar 2008 10:42:10 +0000 (GMT)

You seem to be looking for a component-plus-residual plot, see:
-help regress postestimation- and (fox 1991, pp. 56)

John Fox (1991) "Regression Diagnostics", Thousand Oaks: Sage.

Hope this helps,
Maarten

--- roland andersson <rolandersson@gmail.com> wrote:

> I am helping a colleague that wants to describe the relation between
> vascular wall stiffnes and wall tension for 30 patients. In a simple
> linear regression analysis the association is almost significant, but
> the scatterplot does not show the association so clear. The points
> are
> very scattered around the regression line.
> 
> After adjustment for age and sex the relation becomes strongly
> significant. I would like to make a scatterplot with added regression
> lines of the association after adjustment for age and sex. I guess I
> can use confidence limits to illustrate the strong association, but
> is
> it also possible to show the points after adjustment?
> 
> Regards
> Roland
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> 


-----------------------------------------
Maarten L. Buis
Department of Social Research Methodology
Vrije Universiteit Amsterdam
Boelelaan 1081
1081 HV Amsterdam
The Netherlands

visiting address:
Buitenveldertselaan 3 (Metropolitan), room Z434

+31 20 5986715

http://home.fsw.vu.nl/m.buis/
-----------------------------------------


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