Multi-level modelling, the ecologic fallacy, and hybrid study designs
نویسندگان
چکیده
منابع مشابه
Multi-level modelling, the ecologic fallacy, and hybrid study designs.
In this issue, Robinson’s highly influential paper is reprinted, along with a paper advocating the use of multi-level thinking by Subramanian et al., and commentaries by Oakes and Firebaugh. On re-reading Robinson’s paper, I was again struck by the clarity of the basic take-home message: ecological data can estimate individual associations in only very rare situations. Robinson illustrated the ...
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BACKGROUND W S Robinson made a seminal contribution by demonstrating that correlations for the same two variables can be different at the individual and ecologic level. This study reanalyzes and historically situates Robinson's influential study that laid the foundation for the primacy of analyzing data at only the individual level. METHODS We applied a binomial multilevel logistic model to a...
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During the last decades, high-throughput techniques allowed for the extraction of a huge amount of data from biological systems, unveiling more of their underling complexity. Biological systems encompass a wide range of space and time scales, functioning according to flexible hierarchies of mechanisms making an intertwined and dynamic interplay of regulations. This becomes particularly evident ...
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15 صفحه اولstudy the effects of low level laser diode on no production and healing of diabetic and cortisone acetate and normal wounded sd rats
nitric oxide (no) is a small molecule synthesized by most of mammalian cells with diverse biological activities including vasodilatation, host defense and wound healing. impaired wound healing is a common occurrence among diabetics and patients receiving glucocorticoid therapy. on the other hand the application of laser in biomedical area have been increased. thus, the current studies were desi...
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ژورنال
عنوان ژورنال: International Journal of Epidemiology
سال: 2009
ISSN: 1464-3685,0300-5771
DOI: 10.1093/ije/dyp179