Long-term impact of acute kidney injury on prognosis in patients with acute myocardial infarction

•There is a significant association between the occurrence of AKI in AMI patients and long-term prognosis•The above observed association weakened after three years•Cardiovascular morbidity was statistically significantly affected by non-recovery of kidney function during follow-up•Additional factors detrimental to renal function was more evident in patients whose kidney function did not recover