Figure 1From: Diagnostic value of neutrophil gelatinase-associated lipocalin, cystatin C, and soluble triggering receptor expressed on myeloid cells-1 in critically ill patients with sepsis-associated acute kidney injuryFlow chart depicting the selection process. AIS, acquired immunodeficiency syndrome; AKI, acute kidney injury; CKD, chronic kidney disease; RRT, renal replacement therapy.Back to article page