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Meta分析中时间效应量参数估计方法的建立及应用研究

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摘要 针对生存资料的Meta分析,一般在搜集IPD原始数据的基础上将不同的研究数据进行合并,计算出不同组别的HR值和可信区间中的中位生存时间,这种方法是Meta分析的重要标准。但是在无法获得原始数据的情况下,一般需要将HR的对数值作为效应量,再开展Meta分析,得出合并效应两和可信区间。中位生存时间可以补充HR合并值的缺陷,使结果信息更加丰富,具有较高的实际应用价值。本文结合时间效应量合并模型,提出了时间效应量合并统计的构建方法。
作者 党红
机构地区 长治学院数学系
出处 《统计与管理》 2016年第3期37-38,共2页 Statistics and Management
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