Assessing risk factors of acute kidney injury and its influence on adverse outcomes after lung transplantation: methodology is important.

Dear Editor, By a retrospective analysis, Du et al. [[1]] assessed the incidence and risk factors of early-onset acute kidney injury (AKI) during the first week after lung transplantation and its association with postoperative mortality. First, the study objects are patients with end-stage lung disease undergoing lung transplantation. [Extracted from the article]