Neutrophil Gelatinase-Associated Lipocalin in Kidney Transplantation Is an Early Marker of Graft Dysfunction and Is Associated with One-Year Renal Function
Table 2
Serial levels of serum creatinine and uNGAL through the first posttransplant week, according to graft function (delayed or prompt).
Serum Creatinine (mg/dL) Median, (IQR)
Prior transplantation
1st day* (, 18 DGF)
2nd day (, 18 DGF)
4th day (, 18 DGF)
7th day (, 18 DGF)
DGF ()
7.5 (6.0–11.7)
8.2 (6.5–9.3)
7.5 (5.9–8.5)
6.9 (6.1–8.0)
6.4 (5.3–8.9)
Non-DGF ()
7.8 (5.1–9.4)
6.3 (4.6–7.9)
4.3 (2.8–6.1)
2.5 (1.6–3.2)
1.9 (1.4–2.4)
Urine NGAL (ng/mL) Median, (IQR)
3 to 6 h after surgery (, 13 DGF)
1st day* (, 14 DGF)
2nd day (, 15 DGF)
4th day (, 15 DGF)
7th day (, 16 DGF)
DGF ()
647 (328–1648)
866 (500–1256)
834 (510–2632)
851 (549–1643)
407 (106–1249)
Non-DGF ()
256 (105–446)
129 (64–306)
80 (29–138)
47 (36–91)
34 (26–57)
1st day = 8 to 12 h after surgery; values are medians and interquartile range (25th to 75th percentile). Abbreviations: uNGAL: urinary neutrophil gelatinase associated lipocalin; IQR: interquartile range; DGF: delayed graft function; non-DGF: prompt function.