Health Services Research
Latest posts by Health Services Research (see all)
- Appropriateness of Prostate Cancer Imaging among Veterans in a Delivery System without… - Oct. 01, 2015
- The Quality of Surgical and Pneumonia Care in Minority-Serving and Racially Integrated… - Sep. 29, 2015
- The Effects of Job Insecurity on Health Care Utilization: Findings from a Panel of U.S. Workers - Sep. 29, 2015
- The Influence of Respondent Characteristics on the Validity of Self-Reported Survey Responses - Sep. 15, 2015
Objective To compare the use of guideline-recommended prescription medications for diabetes among Medicare beneficiaries enrolled in stand-alone prescription drug plans (PDPs) with Medicare Advantage prescription drug plans (MAPDs) in the presence of potential selection bias. Data Sources/Study Setting Centers for Medicare and Medicaid Services’ Chronic Condition Data Warehouse (2006, 2007). Study Design Retrospective cross-sectional comparison of drug use and proportion of days covered (PDC) for oral-antidiabetics, ACE-inhibitors/ARBs, and antihyperlipidemics among PDP and MAPD enrollees with diabetes. We estimated nave regression models assuming exogenous plan choice and two-stage residual inclusion (2SRI) models to study endogeneity in choice of Part D plan type.
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