TNNI3 and myocardial infarction: The area under the curve (AUC) for acute myocardial infarction (AMI) for the index visit was 0.80 (95% CI; 0.75–0.85) for hs-cTnT and 0.87 (95% CI; 0.83–0.91) for hs-cTnI.