Rather than using -mean- you could use -graph bar- or -collapse-
followed by -scatter- to produce a graph of the mean of kcons by age.
For example:
sysuse auto,clear
graph bar (mean) mpg, over(rep)
preserve
collapse (mean) mpg , by(rep)
scatter mpg rep
restore
Scott
----- Original Message -----
From: Sara Mottram <[email protected]>
Date: Tuesday, August 8, 2006 11:04 am
Subject: st: Plotting stored estimates
To: [email protected]
> Apologises if this is a basic question.
> I have a binary variable kcons which indicates whether or not the
> person
> has consulted their doctor about knee pain and another variable
> age_cat,
> indicating the age group to which the person belongs.
> I have calculated the mean of kcons within each level of age_cat
> using
> -mean- with the -over()-, option to get the probability of
> consulting
> with knee pain in each age group. I have then saved these
> estimates
> using -estimates store-.
> I would now like to produce a scatter plot the proportion of
> people who
> consult in each category against age_cat to assess whether there
> is a trend.
> This sounds like it should be straightforward but I can't work out
> from
> the manuals (I have looked under _estimates in the programming
> manual)
> and I can't find anything in the FAQs about how to do this. If I
> try
> scatter _est age_cat, I get a flat plot. I could of course produce
> a
> plot in Excel by typing in the results of -mean-, but I feel that
> this
> is probably an important feature that I should learn to use properly?
> I have included my code and out put below.
> Sara
>
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