Fig. 2.

Path model showing the mediation of the association between the Dietary Approaches to Stop Hypertension (DASH) diet score (DASH-DS) and non-alcoholic fatty liver disease (NAFLD) by serum retinol-binding protein-4 (RBP4), serum TAG, homeostasis model assessment of insulin resistance (HOMA-IR), BMI and serum high-sensitivity C-reactive protein (hs-CRP) among middle-aged and elderly adults (n 3051) aged 40–75 years at baseline, Guangzhou Nutrition and Health Study, China, 2010–2013 (goodness-of-fit index = 0·957; adjusted goodness-of-fit index = 0·828). *P < 0·05, **P < 0·01, ***P < 0·001