Dietary diversity status and influencing factors among children aged 3–7 in China (opens in new tab)

ObjectiveTo investigate the dietary diversity status of preschool children aged 3–7 years in Wuxi City, analyze the factors influencing dietary diversity, and provide a scientific basis for developing effective intervention methods to improve dietary diversity.MethodsA stratified cluster random sampling method was used to select 3,727 preschool children from 18 kindergartens across Wuxi. A questionnaire was used to collect demographic data of the children and their parents, dietary habits, an...