Figure 1.
Study design and flowchart. ‘β’ denotes the total effect of gut microbiota on DLBCL, ‘β1’ indicates the MR effect of gut microbiota on mediators, and ‘β2’ reflects the MR effect of mediators on DLBCL, taking into account genetically determined gut microbiota. ‘β'’ represents the direct effect of gut microbiota on DLBCL. MR-PRESSO, Mendelian randomization pleiotropy residual sum and outlier.