E Walkwitz, A Lee
The role of teacher knowledge in elementary physical education instruction: an exploratory study
Research quarterly for exercise and sport
current study validated youthreported pediatric symptom checklistyouth pscy using chinese youth sample n 20996 factor structure measurement invariance criterion validity examined first factor analysis documented correlated threefactor structure including externalizing problems internalizing problems attention problems fit data best aligns prior factor structure pscy settings eg teacher ratings addition measurement invariance established across gender age groups latent mean differences revealed middle high school students females reported internalizing attention problems elementary students males additionally high school students females less likely report externalizing problems elementary students males finally criterion validity pscy established using external scales assessing subjective wellbeing prosocial behavior teachers school administrators school psychologists utilize results study precisely identify youth risk psychosocial problems