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Table 1 Formulas used to evaluate fluxes

From: Putative novel mediators of acute kidney injury in critically ill patients: handling by continuous venovenous hemofiltration and effect of anticoagulation modalities

Qi = Qb x (1-Ht), Qo = Qi

Mi = Qi x Ci

Mo = Qo x Co

Muf = Quf x Cuf

Mtr = Mi - Mo

C = Ci x Qi/(Qi + RF)

SC = 2 × Cuf/(C + Co)

  1. Ci Concentration in inlet plasma before addition of replacement fluid (ng/mL)
  2. C o Concentration in outlet plasma (ng/mL)
  3. C uf Concentration in ultrafiltrate (ng/mL)
  4. C Concentration in inlet plasma after addition of replacement fluid (ng/mL)
  5. Q b Inlet blood flow rate (mL/min)
  6. Q i Inlet plasma flow rate (mL/min)
  7. Q o Outlet plasma flow rate (mL/min)
  8. Q uf Ultrafiltration flow rate (mL/min)
  9. M i Mass inlet rate (ng/min)
  10. M o Mass outlet rate (ng/min)
  11. M uf Mass ultrafiltration rate (ng/min)
  12. M tr Total mass removal rate (ng/min)
  13. RF Replacement fluid flow rate (mL/min)
  14. SC Sieving coefficient