Fig. 3From: The application of myocardial contrast echocardiography in assessing microcirculation perfusion in patients with acute myocardial infarction after PCIScatter plot of the correlation analysis between the quantitative parameters of MCE and IMR. A The relationship between the A value and IMR value, r = −0.523. B The relationship between the β value and IMR value, r = –0.471. C The relationship between the A × β value and IMR value, r = –0.577Back to article page