GPT and diabetes mellitus: Lean-MAFLD was associated with older age (p = 0.015), diabetes (p < 0.001), lower serum ALT (p = 0.048), and lower BMI (p < 0.001), but not with other characteristics, such as platelet count, serum AFP, microvascular invasion, or histological stage, that were significantly different between patients with and without MAFLD.