Table 3 Treatment indication, modality, and anticoagulation of renal replacement therapy (RRT) in the low-RRT and high-RRT intensive care units (ICUs)
Low-RRT ICUs (n = 33) | High-RRT ICUs (n = 98) | P value | |
|---|---|---|---|
Indication of RRT | |||
Oliguria | 29 (87.9) | 83 (84.7) | 0.7 |
High creatinine | 25 (75.8) | 54 (55.1) | 0.04 |
Acidosis | 24 (72.7) | 72 (73.5) | 0.9 |
Hyperkalemia | 9 (27.3) | 20 (20.4) | 0.4 |
Fluid overload | 12 (36.4) | 43 (43.9) | 0.4 |
Intoxication | 2 (6.1) | 3 (3.0) | 0.4 |
Modality of RRT | |||
Only CRRT during ICU | 20 (60.6) | 52 (53.1) | 0.5 |
Only IRRT during ICU | 2 (6.1) | 11 (11.2) | 0.4 |
Both CRRT + IRRT during ICU | 11 (33.3) | 35 (35.7) | 0.8 |
Time to initiation of RRT from ICU admission (hours) | 17.8 [5.2–33.7] | 13.5 [5.2–33.2] | 0.9 |
Received anticoagulation | 32 (97) | 83 (84.7) | 0.06 |
Citrate | 23 (69.7) | 40 (40.8) | 0.004 |
LMWH | 18 (54.5) | 65 (66.3) | 0.2 |
Other | 0 | 7 (7.1) | 0.1 |
None | 4 (12.1) | 27 (27.6) | 0.07 |
Complications related to RRT | |||
Complication in insertion of catheter | 8 (24.2) | 10 (10.2) | 0.04 |
Electrolyte disturbances | 7 (21.2) | 19 (19.4) | 0.8 |
Hypotension during RRT | 1 (3.0) | 2 (2.0) | 0.7 |
Bleeding | 2 (6.1) | 1 (1.0) | 0.09 |
Catheter-related infection | 0 | 1 (1.0) | 0.6 |