Jessie-Lee D McIsaac, Sara F L Kirk, Stefan Kuhle
The Association between Health Behaviours and Academic Performance in Canadian Elementary School Students: A Cross-Sectional Study
International journal of environmental research and public health
test whether adolescents mental health covid19 pandemic associated combination instructional approaches sleep patterns crosssectional adolescents recruited social media outlets october november 2020 complete online survey participants 4442 geographically racially diverse communitydwelling students grades 612 51 female 36 nonwhite 87 high schoolers participants completed items promis pediatric depressive symptoms anxiety scales participants reported instructional approaches bedtimes wake times day past week participants categorized five combined instructional approach groups average sleep opportunity calculated average time bedtime waketime social jetlag calculated difference average sleep midpoint preceding nonscheduled scheduled days emotional distress elevated sample large proportion adolescents reporting moderatesevere tscore 65 levels depressive symptoms 49 anxiety 28 significant differences instructional approach groups adolescents attending schooldays inperson reported lowest depressive symptom anxiety tscores p 001 p2 012 also shortest sleep opportunity p 001 p2 077 greatest social jetlag p 001 p2 037 groups adolescents attending school person sufficient sleep opportunity 89 hoursnight limited social jetlag 2 hours significantly lower depressive p2 014 anxiety p2 008 tscores adolescents prioritizing inperson education promoting healthy sleep patterns sleep opportunity consistent sleep schedules may help bolster adolescent mental health