Cumulative incidence ratio (CIR), incidence density ratio (IDR)and incidence odds ratio(IOR)can be calculated respectively in cohort study according to various study designs.

  • 根据不同的研究设计,在队列研究中可分别估计累积发病率比(CIR)、发病密度比(IDR)和发病比值(IOR)。
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