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BACKGROUND Various hypotheses link neighborhood food environments and diet. Greater exposure to fast-food restaurants and convenience stores is thought to encourage overconsumption; supermarkets and large grocery stores are claimed to encourage healthier diets. For youth, empirical evidence for any particular hypothesis remains limited. PURPOSE This study(More)
OBJECTIVES To examine whether reducing prices for healthy food purchases leads to changes in self-reported measures of food consumption and weight status. METHODS Repeated surveys of about 350,000 HealthyFood participants and nonparticipants. RESULTS Program participation is associated with more consumption of fruits/vegetables and whole-grain foods(More)
OBJECTIVE To systematically review evidence from field interventions on the effectiveness of monetary subsidies in promoting healthier food purchases and consumption. DESIGN Keyword and reference searches were conducted in five electronic databases: Cochrane Library, EconLit, MEDLINE, PsycINFO and Web of Science. Studies were included based on the(More)
  • R An
  • European journal of clinical nutrition
  • 2016
BACKGROUND/OBJECTIVES Calorie intake and diet quality are influenced by the source of food and the place of consumption. This study examines the impacts of fast-food and full-service restaurant consumption on daily energy and nutrient intakes in US adults. SUBJECTS/METHODS Nationally representative data of 18,098 adults 18 years of age and above from the(More)
BACKGROUND Improving diet quality is a key health promotion strategy. There is much interest in the role of prices and financial incentives to encourage healthy diet, but no data from large population interventions. PURPOSE This study examines the effect of a price reduction for healthy food items on household grocery shopping behavior among members of(More)
OBJECTIVES To examine the robustness of the relationship between neighbourhood food environment and youth body mass index (BMI) percentile using alternative measures of food environment and model specifications. STUDY DESIGN Observational study using individual-level longitudinal survey data of children in fifth and eighth grades merged with food outlet(More)
INTRODUCTION Varying neighborhood definitions may affect research on the association between food environments and diet and weight status. The objective of this study was to examine the association between number and type of neighborhood food outlets and dietary intake and body mass index (BMI) measures among California adults according to the geographic(More)
  • Ruopeng An
  • Journal of the Academy of Nutrition and Dietetics
  • 2016
BACKGROUND A majority of Americans consume beverages and discretionary foods-foods that are typically low in nutrient value but high in sugar, sodium, fats, and cholesterol-as part of their daily diet, which profoundly impacts their energy balance and nutritional status. OBJECTIVE This study examined consumption of different types of beverages in relation(More)
  • R An
  • Public health
  • 2015
OBJECTIVES Obesity and smoking are two leading health risk factors and consume substantial health care resources. This study estimates and tracks annual per-capita health care expenses associated with obesity and smoking among U.S. adults aged 18 years and older from 1998 to 2011. STUDY DESIGN Retrospective data analysis. METHODS Individual-level data(More)