Healthy food access for urban food desert residents: examination of the food environment, food purchasing practices, diet and BMI.

摘要: Objective To provide a richer understanding of food access and purchasing practices among US urban desert residents their association with diet BMI. Design Data on practices, dietary intake, height weight from the primary shopper in randomly selected households (n 1372) were collected. Audits all neighbourhood stores 24) most-frequented outside 16) conducted. Aspects relationships them examined tests associations quality BMI Setting Two low-income, predominantly African-American neighbourhoods limited to healthy Pittsburgh, PA, USA. Subjects Household shoppers. Results Only one outlet sold fresh produce; nearly respondents did major shopping neighbourhood. Although nearest full-service supermarket was an average 2·6 km home, shopped 6·0 home. The trip by car, took approximately 2 h for round trip, occurred two four times per month. Respondents spent $US 37 person week food. Those who made longer trips had cars, less often money person. travelled further when they higher BMI, but most already where foods available, physical distance supermarkets unrelated or quality. Conclusions Improved is target current policies meant improve health. However, closest might not be as important previously thought, thus policy interventions that focus merely improving may effective.