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Table 2 Study outcomes and parameters associated with CRRT in groups of patients before and after SCT in both cohorts

From: The benefit of specialized team approaches in patients with acute kidney injury undergoing continuous renal replacement therapy: propensity score matched analysis

  Unmatched cohort P-value Matched cohort P-value
Before SCT (n = 223) After SCT (n = 311) Before SCT (n = 167) After SCT (n = 167)
Total CRRT time, days 7 (1 to 48) 4 (1 to 34) 0.023 5 (1 to 48) 4 (1 to 32) 0.197
Down-time per day, hrs 5.2 (3.7-16.5) 3.1 (2.5 to 5.9) <0.001 4.8 (3.7 to 9.4) 3.3 (2.8 to 5.7) <0.001
Lost time per filter-exchange, minutes 43 (28 to 57) 25 (20 to 32) <0.001 42 (31 to 55) 23 (20 to 30) <0.001
Ultrafiltration rate, mL/kg/hr 22.5 (19.8 to 28.1) 27.1 (25.1 to 30.5) 0.031 24.5 (22.5 to 28.1) 28.2 (26.3 to 30.5) 0.039
Number of TF during CRRT 9 (1 to 22) 7 (1 to 17) 0.028 8 (1 to 22) 6 (1 to 14) 0.021
TF rate, n (%) 165 (74.0%) 208 (66.9%) 0.039 118 (70.7%) 106 (63.5%) 0.043
Filter life span, hrs 22.0 (5.9 to 44.1) 29.4 (6.1 to 40.1) <0.001 25.7 (5.9 to 43.8) 31.1 (6.1 to 39.7) 0.084
CRRT mortality, n (%)       
  28 days 154 (69.1%) 155 (49.8%) 0.013 104 (62.3%) 81 (48.5%) 0.015
  90 days 170 (76.2%) 187 (60.1%) 0.026 118 (70.7%) 99 (59.3%) 0.039
  1. Data are presented as n (%) and median and interquartile ranges. CRRT, continuous renal replacement therapy; SCT, specialized CRRT team; TF, transfusions; ICU, intensive care unit.