Incidence of AKI (9 (5.1%) vs. 38 (43%), p < 0.001), 30-day mortality (1 (0.6%) vs. 4 (4.5%), p = 0.04), and the composite outcome of MACE (70 (39)% vs. 52 (58)%, p = 0.003) were all significantly increased in the high NGAL group (Figure 1). Here, LCN2 is linked to acute kidney injury.