Synergistic effect of GGT and hsCRP. A, Mean accumulating number of metabolic syndrome components: obesity, raised blood pressure, hypertriglyceridemia, low high-density lipoprotein cholesterolemia, and impaired fasting glucose. B, HOMA-IR. Study subjects were divided into three groups (tertiles) according to GGT and hsCRP levels. Each tertile was calculated within sex and then combined to avoid the gender differences.