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将表型和基因型转换为R_R_Chi Squared_Contingency - Fatal编程技术网

将表型和基因型转换为R

将表型和基因型转换为R,r,chi-squared,contingency,R,Chi Squared,Contingency,我有如下数据: SNP aa_controls aA_controls AA_controls aa_cases aA_cases AA_cases rs2378938 3412 16822 21987 2635 13197 16573 rs6712069 87 3354

我有如下数据:

SNP        aa_controls       aA_controls       AA_controls       aa_cases       aA_cases      AA_cases
rs2378938   3412              16822             21987             2635           13197         16573
rs6712069   87                3354              38780             58             2659          29688
rs62445806  2306              15116             24799             1781           11497         19127
          aa     Aa      AA
case      #      #       #
control   #      #       #
这种情况持续了约14k个SNPS

我想测试两个等位基因中的一个或两个是否与每个SNP的更高患病风险相关。所以从逻辑上讲,我想首先为每个SNP创建一个列联表,如下所示:

SNP        aa_controls       aA_controls       AA_controls       aa_cases       aA_cases      AA_cases
rs2378938   3412              16822             21987             2635           13197         16573
rs6712069   87                3354              38780             58             2659          29688
rs62445806  2306              15116             24799             1781           11497         19127
          aa     Aa      AA
case      #      #       #
control   #      #       #
所以我可以对每个SNP进行卡方检验。但是,我在重新配置数据以便生成列联表时遇到问题。然后,对每个表应用卡方检验,并将每个p值存储在字符串或向量中