Fig. 4From: A new prescription model for regional citrate anticoagulation in therapeutic plasma exchangesTheoretical plasma citrate concentration (pCi) that is needed to obtain therapeutic postfilter anticoagulation (cCa i t5’, 0.285 mmol/L) and its relation to patient pre-treatment plasma ionized calcium concentration (Cait0’). Third degree polynomial equation derived from the polynomial second degree expression of the ratio Cip/DeltaCai Back to article page