Background Although numerous studies suggest that there is an inverse relation between
hospital volume of surgical procedures and surgical mortality, the relative importance of …

Background Although the relation between hospital volume and surgical mortality is well
established, for most procedures, the relative importance of the experience of the operating …

… amount of hospital and physician services provided to each cohort member across quintiles
of the EOL-EI was calculated by using standardized national prices (Appendix, Section D) …

… Section D describes in detail the rationale behind the approach and the methods used to
calculate spending and utilization rates using measures free of bias that could be introduced …

Objective. —To determine whether an organized intervention including data feedback,
training in continuous quality improvement techniques, and site visits to other medical centers …

ContextComparisons of outcomes between patients treated and untreated in observational
studies may be biased due to differences in patient prognosis between groups, often …

Context.—The North American Symptomatic Carotid Endarterectomy Trial (NASCET) and
the Asymptomatic Carotid Atherosclerosis Study (ACAS) demonstrated the efficacy of carotid …

… Most relevant for our analysis, Baker, Fisher, and Wennberg (2008) used California data
to compare end-of-life spending between Medicare and commercially insured fee-for-service …

Objective To develop a method of identifying patients at high risk of readmission to hospital
in the next 12 months for practical use by primary care trusts and general practices in the …

OBJECTIVES: Using a large, current, regional registry of percutaneous coronary interventions
(PCI), we identified risk factors for postprocedure vascular complications and developed a …