With the lowest frequency NAFLD was diagnosed in 2,3% patients by Brazilian researchers [23], which is caused by the inclusion criteria: abdominal obesity defined as WC > 75 pc and significantly higher ALT (52 U/L for girls and ALT > 72 U/L for boys) as well as ethnic differences (only 29% of the children were Caucasian). Here, GPT is linked to metabolic dysfunction-associated steatotic liver disease.