,7,8 The factors associated with the development of AKI among these patients, previously reported in the literature, are male sex, previous diagnosis of chronic kidney disease (CKD), diabetes, hypertension, use of vasopressors, use of mechanical ventilation and presence of markers for disease activity (ferritin, D-dimer and C-reactive protein [CRP]) and severity (partial pressure of oxygen [PaO2]/fraction of inspired oxygen [FiO2] and Sequential Organ Failure Assessment [SOFA] score).3 This evidence concerns the gene CRP and chronic kidney disease.