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rate ratio

查词链接:https://www.dute.org/dict/rate_ratio复制链接
发生率比:一种相对差异度量,用于比较在任何给定时间发生的事件的发生率。
查看英英释义
abstract:
A rate ratio (sometimes called an incidence density ratio) in epidemiology, is a relative difference measure used to compare the incidence rates of events occurring at any given point in time. A common application for this measure in analytic epidemiologic studies is in the search for a causal association between a certain risk factor and an outcome.

网络释义
率比
(1)定义:相对危险度(relatire risk,RR)或率比(rate ratio)是指暴露组发病率与非暴露组的发病率之比,它反映了暴露与疾病的关联强度.
运价比差
... 差别运价 differential rates 运价比差 rate ratio 固定比差 fixed ratio ...
常用短语
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