Emeline Rougeaux, Steven Hope, Russell M Viner, Jessica Deighton, Catherine Law, Anna Pearce
Is Mental Health Competence in Childhood Associated With Health Risk Behaviors in Adolescence? Findings From the UK Millennium Cohort Study
The Journal of adolescent health : official publication of the Society for Adolescent Medicine
evaluate impact playworks students physical activity recess twentyseven elementary schools six us cities grouped blocks randomly assigned implement playworks treatment control entire school year either 20102011 20112012 study data collected end school year fourth 5thgrade students n2278 reported physical activity recess subset n1537 wore accelerometers recess teachers n111 also reported students physical activity recess significantly higher percentage teachers treatment schools reported students engaged intense physical activity recess p001 marginally significant differences treatment control groups found mean number accelerometer intensity counts recorded per minute recess p010 mean percentage time spent vigorous physical activity recess p007 significant differences found student reports physical activity recess p092 teachers playworks schools reported students active recess accelerometer student survey measures showed either impacts marginally significant impacts