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Table 1 The controversial issues regarding RRT in AKI

From: Renal replacement therapy for acute kidney injury

1. Timing of initiation and discontinuation of RRT  
2. RRT modality: CRRT vs. IRRT vs. SLED  
3. Intensity (dose) of RRT  
4. Dialysis membrane  
5. Anticoagulation  
6. RRT mode: HDF vs. HF vs. HD  
  1. RRT renal replacement therapy, AKI acute kidney injury, CRRT continuous renal replacement therapy, IRRT intermittent renal replacement therapy, SLED sustained low efficiency dialysis, HDF hemodiafiltration, HF hemofiltration, HD hemodialysis