Objective To solve the problem of non-inferiority test by adjusting central effect in multicenter trials.
目的解决校正中心效应的非劣性检验的问题。
Besides, the selection of controls must focus on the design and aim of RCTs, such as non-inferiority, equivalence and superiority trials.
另外，对照的设立应结合考虑RCT研究的目的和设计，如非劣效性、等效性、优效性试验。
Besides, the selection of controls must focus on the design and aim of RCTs, such as non-inferiority, equivalence and superiority trials.
另外，对照的设立应结合考虑RCT研究的目的和设计，如非劣效性、等效性、优效性试验。
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