Pietro Muratori, Iacopo Bertacchi, Gabriele Masi, Annarita Milone, Annalaura Nocentini, Nicole P Powell, John E Lochman, Shannon Jones, Francesca Kassing, Devon Romero
Effects of a universal prevention program on externalizing behaviors: Exploring the generalizability of findings across school and home settings
Journal of school psychology
using crosssectional design assessed relationship time schools provide physical activity proportion students achieving healthy aerobic capacity body mass index 20132014 physical education gradelevel teachers 905 1244 georgia elementary schools provided survey data frequency duration physical activity opportunities offered school logbinomial models related weekly physical activity minutes provided schools proportion children fitnessgram healthy fitness zone aerobic capacity body mass index adjusting school characteristics demographics duringschool physical activity time associated student fitness schools beforeschool physical activity programs moderately higher prevalence healthy aerobic capacity prevalence ratio among girls 106 99 confidence interval 100113 prevalence ratio among boys 103 99 confidence interval 099108 additional 30 minutes recess per week associated 3higher proportion students healthy body mass indexes prevalence ratio among girls 101 99 confidence interval 100103 prevalence ratio among boys 101 99 confidence interval 099103 amount physical activity time provided schools strongly associated schoolaggregated student fitness future studies designed assess importance schoolbased physical activity time student fitness relative physical activity type quality