Date: Tue, 18 Jun 2002 14:43:14 -0400
Reply-To: Min Qi Wang <mqw@GLUE.UMD.EDU>
Sender: "SAS(r) Discussion" <SAS-L@LISTSERV.UGA.EDU>
From: Min Qi Wang <mqw@GLUE.UMD.EDU>
Subject: adjust pretest %
Content-Type: TEXT/PLAIN; charset=US-ASCII
What is the best way to adjust for the pretest (as a covariate) measured
in % when comparing posttest % differences? This is similar to ANCOVA
where the covariate is continuous.
A reference would be helpful.