All patients | Early group | Late group | P value | |
---|---|---|---|---|
(n = 189) | (n = 52) | (n = 137) | ||
Demographic data at CRRT initiation | ||||
Mechanical ventilation, n (%) | 150 (79) | 45 (87) | 105(77) | 0.16 |
Vasopressor, n (%) | 101 (53) | 26 (50) | 75 (55) | 0.63 |
Diuretic use, n (%) | 70 (37) | 21 (40) | 49 (36) | 0.61 |
Creatinine (mg/dl), median (IQR) | 2.7 (1.9–4.0) | 1.8 (1.2–3.0) | 2.8 (2.2–4.2) | <0.001 |
eGFR (ml/min/1.73 m2) | 18 (12–28) | 30 (15–44) | 18 (11–25) | <0.001 |
BUN (mg/dl), median (IQR) | 50 (31–72) | 37 (29–59) | 54 (34–87) | <0.001 |
Urine Output (ml/h), median (IQR) | 19 (8–35) | 21 (10–46) | 17 (7.6–33) | 0.09 |
Bilirubin (mg/dl), median (IQR) | 1.0 (0.6–2.3) | 1.8 (0.7–3.7) | 1.0 (0.6–2.5) | 0.83 |
Platelets (cells/103), median (IQR) | 112 (63–188) | 107 (65–159) | 118 (62–194) | 0.84 |
Albumin (g/dl), median (IQR) | 2.5 (2.0–3.1) | 2.5 (2.1–3.1) | 2.5 (2.0–3.1) | 0.87 |
PiO2/FiO2, (Torr), median (IQR) | 181 (117–293) | 198 (139–338) | 200 (119–329) | 0.16 |
Glasgow Coma Scale, median (IQR) | 13 (6–15) | 13 (6–15) | 13 (6–15) | 0.69 |
Factors contributing to AKI | ||||
Sepsis, n (%) | 74 (39) | 21 (40) | 53 (39) | 0.87 |
Cardiogenic shock, n (%) | 59 (31) | 20 (39) | 39 (29) | 0.22 |
Drug-induced AKI, n (%) | 4 (2) | 1 (2) | 3 (2) | 1 |
Hypovolemia, n (%) | 15 (8) | 1 (2) | 14 (10) | 0.07 |
Post-operative, n (%) | 35 (19) | 10 (19) | 25 (18) | 0.87 |
Post-renal failure, n (%) | 1 (2) | 0 (0) | 1 (1) | 1 |
Others, n (%) | 7 (4) | 2 (4) | 5 (4) | 1 |
Outcomes | ||||
Duration of CRRT (day), median (IQR) | 3 (1–8) | 3 (1–6) | 3 (1–9) | 0.3 |
ICU length of stay (day), median (IQR) | 10 (4–18) | 8(3–16) | 10 (5–18) | 0.34 |
Post-CRRT hospital length of stay (day), median (IQR) | 11 (1–32) | 13 (1–32) | 11 (1–32) | 0.81 |
Hospital length of stay (days), median, median (IQR) | 26 (13–57) | 29 (14–43) | 26 (11–62) | 0.81 |
Time interval from ICU admission to CRRT initiation (day), median (IQR) | 0.8 (0.1–1.9) | 0.8 (0.2–2.0) | 0.8 (0.1–1.9) | 0.89 |
ICU mortality, n (%) | 86 (47) | 26 (50) | 60 (44) | 0.51 |
Hospital mortality, n (%) | 101 (53) | 33 (64) | 68 (50) | 0.1 |