Remimazolam on the Incidence of Postoperative Acute Kidney Injury

Inclusion Criteria: * Ages 19 or older and under 85 * Patients scheduled to undergo elective hepatopancreatic surgery under general anesthesia * American Society of Anesthesiologists (ASA) physical grade 1-3 * Those who voluntarily consented to a written informed consent form prior to participation in the study Exclusion Criteria: * Patients with hypersensitivity to other benzodiazepine drugs, including remimazolam, and to the components of this drug (e.g., patients with severe hypersensitivity to dextran 40) * Patients with hypersensitivity to propofol * Patients with underlying conditions: liver, neurological disorders, or acute narrow-angle glaucoma * Patients with severe or acute respiratory failure * Patients in shock or a coma * Patients taking TCA antidepressants * Patients with preoperative chronic kidney disease