胡纯严,胡良平.如何正确运用χ2检验——两种单向有序二维列联表资料线性趋势χ2检验[J].四川精神卫生杂志,2021,34(2):116-120.Hu Chunyan,Hu Liangping,How to use χ2 test correctly—— χ2 tests for the data collected from the two kinds of two dimensional contingency tables with an ordinal variable in one direction[J].SICHUAN MENTAL HEALTH,2021,34(2):116-120
如何正确运用χ2检验——两种单向有序二维列联表资料线性趋势χ2检验
How to use χ2 test correctly—— χ2 tests for the data collected from the two kinds of two dimensional contingency tables with an ordinal variable in one direction
投稿时间:2021-03-16  
DOI:10.11886/scjsws20210316004
中文关键词:  二维列联表  线性趋势检验  χ2检验  SAS软件  R软件
英文关键词:Two-dimensional contingency table  Linear trend test  χ2 test  SAS software  R software
基金项目:
作者单位邮编
胡纯严 军事科学院研究生院北京 100850 100850
胡良平 军事科学院研究生院北京 100850
世界中医药学会联合会临床科研统计学专业委员会北京 100029 
100029
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中文摘要:
      本文目的是介绍两种单向有序二维列联表资料线性趋势χ2检验以及SAS与R软件实现的方法。两种单向有序二维列联表是指原因变量为R值有序变量的“R×2列联表”和结果变量为C值有序变量的“2×C列联表”,对它们进行线性趋势检验分别需要采用Cochran-Armitage’s线性趋势χ2检验和Lee’s线性趋势χ2检验。
英文摘要:
      The purpose of this paper was to introduce the linear trend χ2 tests for the data of the two kinds of one-way ordinal two-dimensional contingency tables and the implementation of SAS and R software. The two one-way ordered two-dimensional contingency tables referred to the “R×2 contingency table” with R values ordinal variable as the cause variable and the “2×C contingency table”with C values ordinal variable as the outcome variable. Their linear trend tests required the use of the Cochran-Armitage’s linear trend χ2 test and the Lee’s linear trend χ2 test, respectively.
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