GPT and metabolic dysfunction-associated steatotic liver disease: NAFLD patients also had significantly (p<0.05 for all) lower HDL cholesterol levels, higher serum triglycerides and higher serum liver enzymes (ALT level: 29±9 vs. 24±8 U/l; GGT level: 31±9 vs. 23±8 U/l), although the majority of our patients had serum liver enzymes within the normal range.