IL6 and congestive heart failure: Further, the proportion of patients with T3, total T4, and TSH levels below normal range was highest in the MI patients (70%, 70%, and 72%, respectively) who displayed the greatest mean concentration of both IL-6 and IL-10 (192.5 ± 45.1 ng/L & 122.95 ± 46.1 ng/L, respectively) compared with CHF (82.95 ± 28.9 ng/L & 69.05 ± 44.0 ng/L, respectively) and CRI patients (40.05 ± 28.9 ng/L & 30.4 ± 10.6 ng/L, respectively) (table 2).