Thirty-day outcomes in Indigenous Australians following coronary artery bypass grafting

Abstract

Background: Indigenous Australians have higher rates of cardiovascular disease and comorbidities compared to their non-indigenous counterparts. Aims: We sought to evaluate whether indigenous status per se portends a worse prognosis following isolated coronary artery bypass grafting (CABG). Methods: The outcomes of 778 Indigenous Australians (55 ± 10 years; 32% female) enrolled in the Australian and New Zealand Society of Cardiac and Thoracic Surgeons registry were compared to 36 124 non-Indigenous Australians (66 ± 10 years; 21% female) following isolated CABG. In a secondary analysis, patients were propensity-matched by age, sex, renal function, diabetes and ejection fraction (778 individua..