Health Services Research
Latest posts by Health Services Research (see all)
- Breaking Narrative Ground: Innovative Methods for Rigorously Eliciting and Assessing Patient… - Apr. 29, 2016
- New Evidence on What Works in Effective Public Reporting - Apr. 28, 2016
- Response to Inference Using Sample Means of Parametric Nonlinear Data Transformations - Apr. 20, 2016
- High-Cost Users of Prescription Drugs: A Population-Based Analysis from British Columbia,… - Apr. 19, 2016
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.