GPT and metabolic dysfunction-associated steatotic liver disease: On the other hand, while Yan in Bali found that the infection of H. pylori represents an independent risk factor for NAFLD [25], Wang et al. observed in an impressive study on 71,633 participants in China that the same infection was not a risk factor for liver function damage in patients with NAFLD (AST, p = 0.911; ALT, p = 0.237) [26].