As for the liver and renal functions, the levels of AST, ALT, and urine albumin were higher in patients with T2D than in patients with T1D, suggesting that the liver and renal functions were more likely to be impaired in patients with T2D than in patients with T1D, although there was no marked decline in these functions in patients with T2D. Here, GPT is linked to type 2 diabetes mellitus.