ABC | Volume 110, Nº1, January 2018

Original Article Cerqueira Junior et al GRACE Score in Octogenarians Arq Bras Cardiol. 2018; 110(1):24-29 14. Luo J, Yang M, Han L, Jia X, Chen L, Zhao Y. Validity of the GRACE score for 6-month death or reinfarction after presentation with acute myocardial infarction in patients 80 years of age and older. Coron Artery Dis. 2013;24(7):537-41. doi: 10.1097/MCA.0000000000000023. 15. Luo JG, YangM, Han L, Chen LW, Chen X, Gao K, et al. Validity of the Global RegistryofAcuteCoronaryEventsriskscore inpredictionofacutemyocardial infarction mortality in hospitalised Chinese patients aged 80 and over. Australas J Ageing. 2014;33(4):E1-5. doi: 10.1111/ajag.12044. 16. Costa PM, Vieira JL. Impacto da idade no tratamento da sindrome coronariana aguda em dois hospitais de Porto Alegre [Tese]. Porto Alegre: Pontifícia Universidade Católica do Rio Grande do Sul; 2007. 17. Buber J, Goldenberg I, Kimron I, Guetta V. One-year outcome following coronary angiography in elderly patients with non-ST elevationmyocardial infarction: real-world data from the Acute Coronary Syndromes Israeli Survey (ACSIS). Coron Artery Dis. 2013;24(2):102-9. doi: 10.1097/ MCA.0b013e32835c8f53. 18. Mattos LA, Zago A, Chaves A, Pinto I, Tanajura L, Staico R, et al. Acute myocardial infarction inprogressivelyelderlypatients.acomparativeanalysis of immediate results in patients who underwent primary percutaneous coronary intervention. Arq Bras Cardiol. 2001;76(1):53-62. doi: http:// dx.doi.org/10.1590/S0066-782X2001000100006. 19. Yan RT, Yan AT, Tan M, Chow CM, Fitchett DH, Ervin FL, et al; Canadian Acute Coronary Syndromes (ACS) Registry Investigators. Age-related differences in the management and outcome of patients with acute coronary syndromes. Am Heart J. 2006;151(2):352-9. doi: 10.1016/j. ahj.2005.03.039. This is an open-access article distributed under the terms of the Creative Commons Attribution License 29