At day 1 after OLT (T2), urinary [TIMP-2] × [IGFBP-7] did not differ from baseline in patients without AKI (1.00 ± 1.41, P = 0.98) or those with AKI (2.52 ± 5.13, P = 0.29). Here, IGFBP7 is linked to acute kidney injury.