Bartosz Aniśko, Idzi Siatkowski, Małgorzata Wójcik
Body mass composition analysis as a predictor of overweight and obesity in children and adolescents
Frontiers in public health
relationship age school entry behaviour problems recent studies demonstrated children relatively young within school year show behaviour problems greater risk diagnosed attention eficithyperactivity disorder adhd treated stimulants compared older classmates paper examine association age school entry behavioural problems german sample elementary school children enrolled 2009 n 928 used teacher ratings strengths difficulties questionnaire sdq well prevalence adhd diagnosis medication analyses showed children relatively younger age school entry judged hyperactive older peers sex controlled stratifying sex effect age school entry hyperactivity significant boys association age school entry could found sdqsubscales well adhd diagnosis medication although could partially demonstrate significant relationship age school entry behavioral problems german elementary schoolchildren understanding associations may help consider childrens maturity differences evaluating childs behavior