Fig. 2

Comparison of the serum HCY level in different groups among ACS patients. a Comparison of the serum HCY level between patients with UAP and AMI. b Comparison of the serum HCY level between patients with single-vessel and multi-vessel disease. c Comparison of the serum HCY between patients with LVEF ≥ 50% and LVEF < 50%. HCY homocysteine, UAP unstable angina pectoris, AMI acute myocardial infarction, ACS acute coronary syndrome, LVEF left ventricular ejection fraction