MO291: Comparison of Acute Kidney Failure in Patients With SARS-COV-2 Infection During the First and Second Waves in a Third-Level Hospital in Andalusia

Abstract BACKGROUND AND AIMS The incidence of acute renal failure (ARF) is frequent and has an implication in the morbidity and mortality of SARS-CoV-2 infection. METHOD A retrospective descriptive study of patients admitted for SARS-CoV-2 infection during the first (G1) and second (G2) waves who presented with ARF. They correspond to the period from March to May 2020 (G1) and from August to December 2020 (G2). We compare populations, outcomes and treatments. RESULTS A total of 73 patients in the first wave (G1), with a cumulative incidence (CI) of 28.3% (G1), compared with 58 patients in the second wave (G2), with a CI of 8% (G2). The mean age was higher in G2 [65.8 ± 15 years (G1); 75.3 ± 14 (G2); P