Fig. 3From: Effects of prolonged direct hemoperfusion using a polymyxin B immobilized fiber cartridge on interleukin-6 concentration in patients with septic shock: a prospective exploratory trialTime points of mean blood pressure over 12 h. The two groups were compared using two-way repeated measurements analysis of variance. For both groups, a paired t test was performed between 0 h and each additional time point. *P < 0.05. PMX-DHP, direct hemoperfusion therapy with polymyxin B immobilized fiber cartridge; SD, standard deviationBack to article page