TNNI3 and myocardial infarction: Similar findings were observed with the TriageTrue high‐sensitivity cardiac troponin I assay, which identified 45% of patients as low risk of myocardial infarction, with a rule‐out threshold of <3 ng/L using stored plasma (APACE [Advantageous Predictors of Acute Coronary Syndromes Evaluation Study], NCT00470587, n = 1261 (internal validation cohort, n = 545); incidence of myocardial infarction: 14%) with a sensitivity and NPV of 100%.78