Odds ratios (OR) with 95% confidence intervals (CI) of multiple logistic regression modelling adjusted for major determinants, including body mass index (BMI), chemical exposure, hepatitis B surface antigen (HBsAg), anti-hepatitis C antibody (Anti-HCV), drinking, and smoking
| Determinants | Definition | AST | ALT |
|---|---|---|---|
| OR (95% CI) | OR (95% CI) | ||
| *p<0.01 by χ2 test. | |||
| Age (years) | ⩾40.0 v <40.0 | 0.8 (0.5 to 1.5) | 0.6 (0.4 to 1.0) |
| BMI (kg/m2) | ⩾25.0 v <25.0 | 2.2 (1.2 to 3.9)* | 3.5 (2.2 to 5.5)* |
| Chemical exposure | High v low | 1.3 (0.6 to 2.9) | 1.4 (0.7 to 2.6) |
| Moderate v low | 0.8 (0.4 to 1.5) | 1.0 (0.6 to 1.6) | |
| HBsAg | Positive v negative | 3.5 (1.9 to 6.4)* | 2.5 (1.5 to 4.2)* |
| Anti-HCV | Positive v negative | 5.9 (2.2 to 15.9)* | 2.3 (0.8 to 6.3) |
| Drinking | Yes v no | 1.3 (0.6 to 3.0) | 0.9 (0.5 to 1.9) |
| Smoking | Yes v no | 1.1 (0.6 to 2.1) | 1.0 (0.6 to 1.6) |