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OBJECTIVES To assess the accuracy of dual-energy CT (DECT) for diagnosing gout, and to explore whether it can have any impact on clinical decision making beyond the established diagnostic approach using polarising microscopy of synovial fluid (diagnostic yield). METHODS Diagnostic single-centre study of 40 patients with active gout, and 41 individuals(More)
This retrospective study identifies risk factors for mortality in a cohort of HIV-positive adult patients treated with highly active antiretroviral therapy (HAART) in Jos, Nigeria. We analyzed clinical data from a cohort of 1552 patients enrolled in a HIV/acquired immune deficiency syndrome treatment program and started on HAART between December 2004 and 30(More)
OBJECTIVE To examine the educational benefits of international elective rotations during graduate medical education. PARTICIPANTS AND METHODS We studied Mayo International Health Program (MIHP) participants from April 1, 2001, through July 31, 2008. Data from the 162 resident postrotation reports were reviewed and used to quantitatively and qualitatively(More)
CONTEXT Risks for poor self-rated overall health in rural areas of developing nations have not been thoroughly investigated. PURPOSE The objective of this study was to assess potential risk factors for poor self-rated health among rural villagers in Peru. METHODS A door-to-door survey of villagers residing in the Pampas Grande region in Peru, which is(More)
OBJECTIVE Patient-centred communication is often employed as a strategy for empowering patients. The purpose of this study was to investigate the relationship between a direct measure of patient empowerment, feeling that one is in control of one's own health and patient satisfaction with communication. DESIGN A cross-sectional survey of family medicine(More)
OBJECTIVE To assess how physical limitations relate to self-rated health among family medicine patients after adjustment for severity of illness. DESIGN A telephone survey of family medicine patients, linked with medical record information. SETTING A large family medicine department in Rochester, Minnesota, USA. SUBJECTS Self-ratings of health were(More)
OBJECTIVE A single-item measure of overall self-rated health (SRH) commonly is used in population surveys, but has not been used in small pilot projects. The purpose of this study was to assess the validity of SRH in small samples. DESIGN We used data from a prospective, observational weight-loss project to compare change in SRH with change in body weight(More)
BACKGROUND The design of new diagnostic tests would benefit from knowing patients' preferences for the collection of bodily fluids. These preferences, however, are unknown. The authors assessed patients' preferences for the collection of saliva, urine and blood as diagnostic fluids. METHODS The authors handed out surveys adult outpatients who sought(More)
BACKGROUND The obesity epidemic threatens to shorten life expectancy and reduce the quality of life for large segments of the population. The purpose of this study was to develop a decision rule for referral to a weight-loss program on the basis of the relationship between body mass index (BMI) and self-rated overall health. METHODS We employed a patient(More)