X-X We, L-L Yu, A Z A Majid, Y Xu
Study on the prevalence of myopia and its associated factors in China: a systemic review
European review for medical and pharmacological sciences
physical literacy pl considered important determinant childrens physical activity health benefits may derived purpose study describe sample canadian childrens baseline levels pl movement behaviors explore whether associations pl mental wellbeing mediated moderatetovigorous physical activity mvpa grade two children 14 elementary schools west vancouver school district canada invited participate twoyear longitudinal project pl assessed playfun playself tools physical activity measured wristworn accelerometers gt3x bt seven days childrens mental wellbeing assessed using strengths difficulties questionnaire sdq score total difficulties aggregated internalizing externalizing problems total 355 children aged 79 183 boys 166 girls 6 nonbinary participated 258 children providing valid accelerometer data children exhibited average 1111 min mvpa per day 973 meeting physical activity guidelines approximately 43 108250 participants meeting canadian 24h movement guidelines children emerging level overall physical competence 458 56 reported mean score 689 sd 123 selfperceived pl significant differences boys girls pl significantly associated mvpa r 27 sdq variables rs 2613 except externalizing problems mediation analyses showed pl negatively associated internalizing problems total difficulties association mvpa considered however mediating role mvpa found pl internalizing problems 06 95ci 12 01 although sample physically active showed higher adherence 24h movement guidelines comparable population data motor competence selfperceived pl sample similar previous studies pl independent association childrens internalizing problems total difficulties ongoing assessment investigate relationships pl childrens mental health longitudinal perspective