GPT and metabolic syndrome: In accordance with our results, the ATTICA study (a health and nutrition survey that is being carried out in the Greek province of Attica) revealed that a 1 unit increase in the AST/ALT ratio was associated with a 0.37-times (95% CI: 0.16–0.84) lower likelihood of having MetS in males (18–87 years old) and with a 0.48-times (95%CI: 0.28–0.86) lower likelihood in females (18–89 years old) [20].