JAMA : the journal of the American Medical Association
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Randomized Controlled Trial Multicenter Study Clinical Trial
Prevention of functional impairment by endarterectomy for symptomatic high-grade carotid stenosis. North American Symptomatic Carotid Endarterectomy Trial Collaborators.
To determine whether carotid endarterectomy prevents deterioration of functional status among patients with transient ischemic attacks or nondisabling strokes and ipsilateral carotid stenosis of 70% to 99%. ⋯ Carotid endarterectomy reduced the risk for impairment of function among patients with recent symptomatic cerebral ischemia and ipsilateral high-grade carotid stenosis.
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To analyze whether elderly patients who are black or from poor neighborhoods receive worse hospital care than other patients, taking account of hospital effects and using validated measures of quality of care. ⋯ Quality of hospital care for insured Medicare patients in influenced both by the patient's race and financial characteristics and by the hospital type in which the patient receives care.