Figure 5From: A prospective analysis of lymphocyte phenotype and function over the course of acute sepsisPlasma cytokine levels over the course of acute sepsis. Plasma obtained at enrollment or at the end of study participation was collected from patients with severe sepsis and from normal controls. Cytokine levels were determined by the Cytokine Bead Array. Horizontal lines indicate the mean value. P values were calculated by a non-parametric 2-tailed Mann-Whitney U-test.Back to article page