2012;157:49 58. 701. Rao SV, Jollis JG, Harrington RA, et al. Relationship of blood transfu- sion and clinical outcomes in patients with acute coronary syndromes. JAMA. 2004;292:1555 62. 702. Alexander KP, Chen AY, Wang TY, et al. Transfusion practice and out- comes in non-ST-segment elevation acute coronary syndromes. Am Heart J. 2008;155:1047 53. 703. Yang X, Alexander KP, Chen AY, et al. The implications of blood trans- fusions for patients with non-ST-segment elevation acute coronary syn- dromes: results from the CRUSADE National Quality Improvement Initiative. J Am Coll Cardiol. 2005;46:1490 5. 704. Sabatine MS, Morrow DA, Giugliano RP, et al. Association of hemo- globin levels with clinical outcomes in acute coronary syndromes. Circulation. 2005;111:2042 9. Amsterdam et al 2014 AHA/ACC NSTE-ACS Guideline e411 705. Gonzalez-Ferrer JJ, Garcia-Rubira JC, Balcones DV, et al. Influence of hemoglobin level on in-hospital prognosis in patients with acute coro- nary syndrome. Rev Esp Cardiol. 2008;61:945 52. 706. Rousseau M, Yan RT, Tan M, et al. Relation between hemoglobin level and recurrent myocardial ischemia in acute coronary syndromes detected by continuous electrocardiographic monitoring. Am J Cardiol. 2010;106:1417 22. 707. Younge JO, Nauta ST, Akkerhuis KM, et al. Effect of anemia on short- and long-term outcome in patients hospitalized for acute coronary syn- dromes. Am J Cardiol. 2012;109:506 10. 708. Shu DH, Ransom TP, O Connell CM, et al. Anemia is an independent risk for mortality after acute myocardial infarction in patients with and without diabetes. Cardiovasc Diabetol. 2006;5:8. 709. Levy PS, Quigley RL, Gould SA. Acute dilutional anemia and critical left anterior descending coronary artery stenosis impairs end organ oxy- gen delivery. J Trauma. 1996;41:416 23. 710. Most AS, Ruocco NA Jr., Gewirtz H. Effect of a reduction in blood vis- cosity on maximal myocardial oxygen delivery distal to a moderate coro- nary stenosis. Circulation. 