Absolute difference, within each HRR, in adjusted percent of diabetes patients age 65+ in Medicare Part D and the VA using brand-name drugs, among users of four groups of medications, 2008.
Notes
Each dot is one HRR (hospital referral region), and all HRR percents are adjusted for sociodemographic and health status variables. More positive differences indicate higher rates of brand-name use in Medicare compared to VA in a given HRR.
Abbreviations: Statins, HMG-CoA reductase inhibitors; ACE/ARB, angiotensin-converting enzyme inhibitor/angiotensin receptor blocker.