ALB and acute kidney injury: Ultimately, we found that age, albumin, Sodium, bicarbonate, lactate, magnesium, phosphate, platelets, AG, T-CO2, MCV, HR, PaO2, AP, BE, RBC, RR, TB, WBC, pH, the occurrence of AKI, and the occurrence of VA were independently associated with the occurrence of in-hospital mortality in HF patients.