Health Services Research
Latest posts by Health Services Research (see all)
- Physician Practice Participation in Accountable Care Organizations: The Emergence of the… - Mar. 15, 2014
- Incident User Cohorts for Assessing Medication Cost-Offsets - Mar. 15, 2014
- Characterization of Adverse Events Detected in a Large Health Care Delivery System Using an… - Mar. 13, 2014
- Disparities in Quality of Care among Publicly Insured Adults with Schizophrenia in Four Large… - Mar. 13, 2014
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.