Differences between blood donors and a population sample: implications for case–control studies
نویسندگان
چکیده
منابع مشابه
Differences between blood donors and a population sample: implications for case-control studies.
BACKGROUND Selecting appropriate controls for studies of genetic variation in case series is important. The two major candidates involve the use of blood donors or a random sample of the population. METHODS We compare and contrast the two different populations of controls for studies of genetic variation using data from parents enrolled in the Avon Longitudinal Study of Parents and Children (...
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Introduction: Hypertension is one of the most important preventable risk factors for cardiovascular disease. This observational study aimed to depict the role of regular blood donation on the systolic and diastolic blood pressure (SBP and DBP, respectively) in hypertensive patients in comparison with normotensive people. Methods: This study was performed as a cross-sectional descriptive study ...
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ژورنال
عنوان ژورنال: International Journal of Epidemiology
سال: 2013
ISSN: 1464-3685,0300-5771
DOI: 10.1093/ije/dyt095