Copyright information:Taken from "Effectiveness of polymyxin B-immobilized fiber column in sepsis: a systematic review"http://ccforum.com/content/11/2/R47Critical Care 2007;11(2):R47-R47.Published online 20 Apr 2007PMCID:PMC2206475. Change in dopamine/dobutamine dose after PMX-F (96 participants included). CI, confidence interval; MAP, mean arterial pressure.