Fig. 4.
Stratification reveals differences in systemic cytokine levels. (A) Serum IL-6 and (B) serum IL-10 levels were determined by enzyme-linked immunosorbent assay as described in the methods. (C) The IL-6:IL-10 ratio was determined to evaluate overall systemic inflammation. Total sample size was 20: 7 in the P-DIE cohort and 13 in the P-LIVE cohort. *P < 0.05 as determined by student t test.