The ACCF/AHA writing committee to create the 2011 Guideline on the Management of
Patients With Extracranial Carotid and Vertebral Artery Disease (ECVD) conducted a …

This User's Guide is intended to support the design, implementation, analysis, interpretation,
and quality evaluation of registries created to increase understanding of patient outcomes …

The management of extracranial cerebrovascular disease, including carotid endarterectomy
(CEA), carotid stenting and medical management is performed by several specialists …

There is currently much debate about the effectiveness of foreign aid and about what kind of
projects can engender economic development. There is skepticism about the ability of …

Abstract “Site selection bias” can occur when the probability that a program is adopted or
evaluated is correlated with its impacts. I test for site selection bias in the context of the …

Background Carotid endarterectomy is more effective than medical management in the
prevention of stroke in patients with severe symptomatic or asymptomatic atherosclerotic …

The United States has long made substantial investments in clinical research with the goal
of improving the health and well-being of our nation. There is no doubt that these …

Purpose: To systematically review the methodologic rigor of the research on volume and
outcomes and to summarize the magnitude and significance of the association between …

Background Carotid endarterectomy reduces the risk of stroke in patients with recently
symptomatic stenosis. Benefit depends on the degree of stenosis, and we aimed to see …

Background The causes of stroke in patients with asymptomatic carotid-artery stenosis have
not been carefully studied. Information about causes might influence decisions about the …