Participants with high IL-6 levels (tertile 3 = 3.02–16.45 pg/ml) were significantly older, more male, had higher BMI, SBP, triglycerides, fasting plasma glucose, CRP levels, and were more likely to be active smokers, diabetics as compared to participants with low IL-6 levels (tertile 1 = 0.10–1.74 pg/ml). Here, CRP is linked to diabetes mellitus.