Figure 4

Variable-importance ranking in the gradient-boosting machine. RRT, renal replacement therapy; SOFA, Sepsis-related Organ Failure Assessment; Uo_24h, urine volume for 24 h on ICU admission.
Variable-importance ranking in the gradient-boosting machine. RRT, renal replacement therapy; SOFA, Sepsis-related Organ Failure Assessment; Uo_24h, urine volume for 24 h on ICU admission.