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Author Name	Affiliation
青雪梅	中国中医科学院临床基础医学研究所
刘保延	中国中医科学院广安门医院
王永炎	中国中医科学院广安门医院

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中文摘要:

"效力"与"效果"是临床疗效评价中两个重要概念。本研究阐述了两者内涵的区别与联系,并进一步探讨效力研究与效果研究分别对应的解释性随机对照试验与实用性随机对照试验的区别,以及它们在疗效评价中不同阶段的适用价值。本文评述对中医临床疗效评价过程中明确研究目的、定位好恰当的研究阶段、选择合适的设计方案具有借鉴作用。

英文摘要:

Both"efficacy"and"effectiveness"are two important concepts in clinical evaluation.In this article,the differences and relationship between the two connotations were expounded,and both the differences between"explanatory randomized controlled trial(ERCT)"and"pragmatic randomized controlled trial (PRCT)",which are respectively corresponding to"efficacy"and"effectiveness",and their applicative values in different stages in clinical therapeutic effect evaluation were further explored.This study may be a helpful reference for defining research purposes,locating appropriate research stages,and choosing suitable designs at its different stages in the clinical evaluation process of Chinese medicine researches.

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