Who is leading the change?

摘要: Abstract Background Many studies have examined rapidly changing trends in U.S. dietary intake, but not as they correspond to other health inequalities among black and white Americans. The purpose of this study was explore 30-year diet quality examine whether income or education is the key socioeconomic factor linked with these shifts. Methods 1965 Nationwide Food Consumption Survey 1994–1996 Continuing Intake by Individuals were used included, respectively, 6476 9241 respondents who aged ≥18 years. Revised Diet Quality Index (DQI-R), an instrument that provides a summary assessment diet’s overall healthfulness, also used. Results Between 1996, improvements found both DQI-R its components across all levels, exception calcium intake. Conversely, effects inconsistent less clear. In 1965, effect college attendance resulted 1.8 point higher DQI-R, increased servings fruits vegetables. 1994–1996, there consistently improved diets for components, particularly attendees. Conclusions has race status groupings between 1994–1996; however, much clearer differentiation. Education efforts must be emphasized eliminate disadvantages quality.