Additional file 1 of The association between trimethylamine N-oxide levels and ischemic stroke occurrence: a meta-analysis and Mendelian randomization study

Additional file 1: Table S1. Search stratages for literatures applied in the meta-analysis. Table S2. Genetic IVs for TMAO. Table S3. Estimation of Wald ratio between each SNP related to TMAO and risk of IS. Table S4. Heterogeneity analysis using Cochran’s Q test. Table S5. Horizontal pleiotropy analysis using the intercept of MR-Egger regression test.