Adherence to the DASH Diet and NAFLD

Adherence to the Dietary Approaches to Stop Hypertension Diet and Non-alcoholic Fatty Liver Disease

Yuanyuan Sun; Shuohua Chen; Xinyu Zhao; Yanhong Wang; Yanqi Lan; Xiaozhong Jiang; Xiang Gao; Shouling Wu; Li Wang

Disclosures

Liver International. 2022;42(4):809-819. 

In This Article

Abstract and Introduction

Abstract

Background and Aims: The evidence of the relationship between dietary approaches to stop hypertension (DASH) and non-alcoholic fatty liver disease (NAFLD) is limited. Thus, we conducted a cohort-based case-control study to examine whether adherence to the DASH diet was associated with lower NAFLD risk in China.

Methods: We included 11 888 participants (2529 incident NAFLD and 9359 non-NAFLD) from the Kailuan cohort with no history of hepatitis B/C infection and alcohol drinking. DASH score was calculated based on the energy-adjusted consumption of vegetables, fruits, dairy, beans, grains, meats, fat, sodium and beverage, collected by a validated food frequency questionnaire. We used Logistic regression analysis to determine the NAFLD's risk according to the DASH score.

Results:Higher DASH score was associated with lower risk of NAFLD. Compared with the lowest quintile of DASH score, the highest DASH quintile had a lower risk of occurring NAFLD, with odds ratio (OR) of 0.82 (95% confidence interval [CI]: 0.70–0.96) in the multivariate model. Stratified analysis showed that the inverse association was only observed in women (OR = 0.67, 95% CI: 0.48–0.94), and participants with overweight/obesity (OR = 0.79, 95% CI: 0.66–0.94), fasting blood glucose <6.1 mmol/L (OR = 0.80, 95%: 0.67–0.96), low density lipoprotein ≥3.4 mmol/L (OR = 0.71, 95% CI: 0.53–0.96), high density lipoprotein ≥1.0 mmol/L (OR = 0.81, 95% CI: 0.69–0.96), ALT < 40 U/L (OR = 0.79, 95% CI:0.67–0.93) and C-reactive protein ≥2.0 mg/L (OR = 0.56, 95% CI: 0.40–0.78).

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