[TIMP-2] × [IGFBP7] was merely predictive of early AKI 24 h after surgery (AUC 0.63; p = 0.017), but not of the primary endpoint of AKI stages 2–3 until postoperative day 6 (AUC 0.58; p = 0.26) [52]. The gene discussed is IGFBP7; the disease is acute kidney injury.