GPT and Hypertension: After stratifying by BMI, ALT, and history of hypertension, the study still observed this saturated nonlinear relationship in the overweight or obese group (BMI = 25), ALT < 40 (U/L), and hypertensive group, with inflection points of 4.14, 4.32, and 4.29 (Log-likelihood ratios of 0.007, <0.001, and 0.002) (Table 4 and Figure 3).