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Mitchell, Sara H.; Petrie, Trent A.; Greenleaf, Christy A.; Martin, Scott B. – Journal of Early Adolescence, 2017
The current study replicated and extended previous research on disordered eating and dietary intent (i.e., self-reported restriction of caloric intake with the purpose of losing weight) in boys and men by examining the direct and indirect influence of sociocultural pressure, social body comparisons, internalization of societal appearance ideals,…
Descriptors: Dietetics, Early Adolescents, Males, Middle School Students
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Arens, A. Katrin; Morin, Alexandre J. S. – Journal of Experimental Education, 2016
This study is a substantive-methodological synergy in which exploratory structural equation modeling is applied to investigate the factor structure of multidimensional self-concept instruments. On the basis of a sample of German students (N = 1958) who completed the Self-Description Questionnaire I and the Self-Perception Profile for Children, the…
Descriptors: Foreign Countries, Self Concept Measures, Structural Equation Models, Factor Structure
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Zhang, Danhui; Tang, Xing – International Journal of Science Education, 2017
Informal science learning has been found to have effects on students' science learning. Through the use of secondary data from a national assessment of 7410 middle school students in China, this study explores the relationship among five types of extracurricular science activities, learning interests, academic self-concept, and science…
Descriptors: Foreign Countries, Middle School Students, Science Instruction, Extracurricular Activities