Figure 2.
Association between acute kidney injury (AKI) and death according to patients’ characteristics. Notes: p for interaction are shown (i.e. testing the differences between the two groups of the association between AKI and death). N.B. Cutoff for oxygen saturation (O2 Sat) and C-reactive Protein (CRP) corresponded to top quartile of the population distribution of each variable; analyses adjusted by age, sex and clinical center).