Table 2.

CRRT characteristics by treatment group

CharacteristicStandard Dosage(20 ml/kg per h)High Dosage(35 ml/kg per h)P
Patients (n)100100
Citrate anticoagulation (%)90920.620
Total effluent rate (ml/h; mean ± SD)1798 ± 3713237 ± 659<0.001
    dialysate rate (ml/h; mean ± SD)1005 ± 1731831 ± 497<0.001
    convective rate (ml/h; mean ± SD)a793 ± 2981406 ± 252<0.001
        replacement fluid rate (ml/h; mean ± SD)669 ± 2881273 ± 232<0.001
        fluid removal rate (ml/h; mean ± SD)124 ± 66132 ± 780.440
    convective component of effluent, %43440.470
Actual delivered dosage (ml/kg per h)1729<0.001
Filtration fraction (%; mean ± SD)15 ± 626 ± 6<0.001
% patients achieving ≥80% prescribed dosage74790.450
  • a Expressed as a combination of replacement fluid rate and fluid removal rate.