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Author:

Ying Lu (Ying Lu.) | Shein-chung Chow (Shein-chung Chow.) | Zhong-zhan Zhang (Zhong-zhan Zhang.) (Scholars:张忠占)

Indexed by:

PKU CSCD

Abstract:

为了检测仿制生物制品与其原研生物制品的相似性,目前主要采用基于相对差异指标的统计方法进行评价.常用的统计推断主要基于双序列(two-sequence)、双周期(two-period)的交叉设计,或者在忽略原研药批次间变异情况下的双臂平行设计.本文采用三臂平行设计(three-arm parallel design),分别测定仿制生物制品与原研生物制品的绝对差异,原研生物制品不同批次间的绝对差异,并通过该两绝对差异之比来评价仿制生物制品与原研生物制品的生物相似性概率(biosimilar probability).这种基于生物相似性概率的评价标准,在大样本下具有渐进正态的性质,给出了检验的功效和临床试验中样本量的计算公式.本文通过模拟研究和样本量估算,证明了生物相似性概率的统计检验法具有良好的检验效能.

Keyword:

相对差异 三臂式平行设计 绝对差异 生物相似性 生物相似性概率

Author Community:

  • [ 1 ] [Ying Lu]School of Sciences, Communication University of China, Beijing 100024, China;College of Applied Sciences, Beijing University of Technology, Beijing 100124, China
  • [ 2 ] [Shein-chung Chow]School of Medicine, Duke University, Durham, NC ,27705, USA
  • [ 3 ] [Zhong-zhan Zhang]北京工业大学

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Source :

药物分析杂志

ISSN: 0254-1793

Year: 2015

Issue: 5

Volume: 35

Page: 822-831

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: 1

Chinese Cited Count:

30 Days PV: 7

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