From: Association between Asia–Pacific body mass index classification and serum liver enzymes: alanine aminotransferase, aspartate aminotransferase and gamma-glutamyl transferase in healthy individuals
BMI group
ALT (U/L)
AST (U/L)
GGT (U/L)
Underweight
Median
12.1
17.9
16.0
IQR
6.7
5.2
6.3
Normal weight
21.0
19.7
18.3
15.4
9.8
19.5
Overweight
22.9
19.8
20.7
22.3
19.9
25.1
Obese
34.0
24.3
26.0
51.6
55.7
37.5