Table 1. The overview of data sources used in this bidirectional Mendelian randomization study.

Variables	PubMed ID	Journal	Study accession	Year of publication	Sample size
Plasma metabolites	36635386	Nature Genetics	GCST90199621 to GCST90201020	2023	Approximately 8000 individuals of European descent
Myocardial infarction	34594039	Nature Genetics	ebi-a-GCST90018877	2021	461,823 individuals of European descent, comprising 20,917 individuals with myocardial infarction and 440,906 individuals without myocardial infarction