Figure 2

Actual number and incidence of CA-AKI as a function of the risk score. (A) Number of patients with CA-AKI and (B) incidence of CA-AKI in the derivation dataset. (C) Number of patients with CA-AKI and (D) incidence of CA-AKI in the validation dataset. An increasing risk of CA-AKI with an increasing risk score is evident. CA-AKI: contrast-associated acute kidney injury.