Emilie Phillips Smith, Dawn P Witherspoon, D Wayne Osgood
Positive Youth Development Among Diverse Racial-Ethnic Children: Quality Afterschool Contexts as Developmental Assets
Child development
investigate relation classroom physical activity breaks students physical activity classroom behavior six elementaryschool districts california implemented classroom physical activity interventions 20132014 students n1322 accelerometermeasured moderatetovigorous physical activity mvpa school teachers n397 reports implementation classroom behavior assessed 24 schools two time points postintervention mixedeffects models accounted nested data minutesday activity breaks positively associated students mvpa s0714 ps012016 students classrooms activity breaks likely obtain 30 minday mvpa school or175 p002 implementation negatively associated students lack effort class 17 p042 student mvpa negatively associated students task inattentive classroom 17 p042 students provided 34 physical activity opportunities classroom breaks recess pe dedicated pe teacher 5 minday school mvpa students opportunities b153 minopportunity p002 implementing classroom physical activity breaks improve student physical activity school behavior classroom comprehensive school physical activity programs include classroombased activity likely needed meet 30 minday school physical activity guideline