Optimal indicator for changing the filter during the continuous renal replacement therapy in intensive care unit patients with acute kidney injury: A crossover randomized trial
Cheng Hang, Li-jun Liu, Zhao-yun Huang, Jian-liang Zhu, Bao-chun Zhou, Xiao-zhen Li
Figure 1. ROC curves depicted for PTM. A: predicting the rebound of serum level of β2-microglobulin; B: predicting the rebound of serum level of cystatin C. ROC: receiver operating characteristic; PTM: transmembrane pressure.