Background The prevalence of physical activity among lower educated adolescent girls is
low, suggesting it is important to have insights into the complex processes that may underlie …

Methods: We analyzed data from Years 1, 2 and 3 of the COMPASS study. Participants were
22 909 students in Grades 9 to 12 (mean age [years]= 15.42±1.12, 46% boys, 85% White) …

Background: The aim of this study was to use a social-ecological approach to examine the
influence of individual, social, and environmental factors on moderate-to-vigorous physical …

Background Parents play an important role in providing their children with social support for
healthy eating and physical activity. However, different types of social support (eg …

BACKGROUND: Given the importance of regular physical activity, it is crucial to evaluate the
factors favoring participation in physical activity. We aimed to report the psychometric …

Für das Sportengagement Jugendlicher sind große inter-individuelle Unterschiede sowie
hohe Ausstiegsraten kennzeichnend. Ein möglicher Erklärungsansatz stellt aus einer …

Background: Parent support for child physical activity is a consistent predictor of increased
childhood activity. Little is known about factors that prevent or facilitate support. The purpose …

The landscape of high school athletics is changing; participation rates have steadily been
increasing, the cost of providing these opportunities is rising, and there is a decrease in state …

Objectives Mexican-origin children living along the US-Mexico border in colonias
communities are medically underserved, at great risk for obesity-related diseases, and rarely …

目的: 探討青少年身體活動情境中, 社會因子與自我效能對身體活動參與的關聯性,
並進一步檢驗自我效能的中介效應. 方法: 研究對象為491 名國中學生, 平均年齡為14.09 歲; …