Health Services Research
Latest posts by Health Services Research (see all)
- Impact of Disease Prevalence Adjustment on Hospitalization Rates for Chronic Ambulatory… - Mar. 23, 2017
- The Longitudinal Association between Psychological Factors and Health Care Use - Mar. 15, 2017
- Development and Validation of the Modified Patient-Centered Medical Home Assessment for the… - Mar. 14, 2017
- Improving Hospital Performance Rankings Using Discrete Patient Diagnoses for Risk Adjustment of… - Mar. 14, 2017
Background Assessing the real-world comparative effectiveness of common interventions is challenged by unmeasured confounding. Objective To determine whether the mortality benefit shown for drug-eluting stents (DES) over bare metal stents (BMS) in observational studies persists after controls for/tests for confounding. Data Sources/Study Setting Retrospective observational study involving 38,019 patients, 65 years or older admitted for an index percutaneous coronary intervention receiving DES or BMS in Pennsylvania in 2004–2005 followed up for death through 3 years. Study Design Analysis was at the patient level.