Hospitalization from incorrect diagnosis of heart attacks costs $12 billion per year. If creatine kinase, myoglobin and troponin are used for detecting heart attack in ER patients with chest pain, costs can be reduced by approximately 30%.
Maisel A, Templin K, Love M, Clopton P. A Prospective Study of an Algorithm Using Cardiac Troponin I and Myoglobin as Adjuncts in the Diagnosis of Acute Myocardial Infarction and Intermediate Coronary Syndromes in a Veteran’s Hospital. Clinical Cardiology. 2000; 23: 915-920. https://www.ncbi.nlm.nih.gov/pmc/articles/PMC6655059/