Fig. 2From: Screening, identifying, and treating chronic kidney disease: why, who, when, how, and what?Conceptual depiction of GFR and non-GFR determinants of plasma (P) biomarker. Non-GFR determinants include generation (G), and non-renal elimination (E), tubular secretion and tubular reabsorption (both not labeled). GFR determinants include urine concentration of P (U) and urine volume (V). Adapted from Stevens LA et al. Created with BioRender.com. [34]Back to article page