Kwak JH, et al. – Nutrition components and behavioral differences were examined between non–obese and obese patients with nonalcoholic fatty liver disease (NAFLD) in this cross–sectional study. In non–obese subjects, the percentage of carbohydrate intake percent and physical activity, less than moderate–level were independent predictors of NAFLD. Meanwhile, in obese subjects, physical activity was an independent predictor less than moderate–level.