To investigate whether there were differences in metabolomics and lipidomics in patients with coronary artery disease who had major adverse cardiovascular events during follow-up compared with those who did not.

Inclusion Criteria:

1. Hospitalized patients with the diagnosis of any type of coronary artery disease;
2. Age ≥18 years of age;
3. Patient or guardian provided informed written consent.

Exclusion Criteria:

1. Prior surgery, trauma or clinically evident coagulopathic bleeding within the previous 2 weeks;
2. Bipass population with missing follow-up records in Qilu Hospital emergency follow-up cohort.

patients with coronary artery disease