ALB and acute myocardial infarction: <h4>Background</h4>To investigate the connection between early arterial lactate, arterial bicarbonate ion, lactate/albumin ratio (L/A) and in-hospital mortality in patients with acute myocardial infarction complicated with cardiac shock (AMICS).<h4>Methods</h4>A receiver operating characteristic (ROC) curve was drawn to analyze the predictive value of these indicators for in-hospital mortality in 395 patients with AMICS.