Skip to main content
. 2012 Jan-Feb;5(1):52–60.

Figure 1. Sample Selection Process, January 1, 2010-March 31, 2011.

Figure 1

aThe number of members for the traditional and reformulated oxycodone CR do not add up, because members could have had multiple prescriptions across the time horizon and across treatment group.

CR indicates controlled release; ER, extended release.