Yuko Osuka, Tomoko Nishimura, Manabu Wakuta, Nori Takei, Kenji J Tsuchiya
Reliability and validity of the Japan Ijime Scale and estimated prevalence of bullying among fourth through ninth graders: A large-scale school-based survey
Psychiatry and clinical neurosciences
rotations schoolchildren considered nonpharmacological intervention covid19 pandemic study investigates impact different rotation testing scheduleswe built agentbased model interactions among pupils teachers based survey elementary school prague czechia model contains 624 schoolchildren 55 teachers 27 thousands social contacts 10 layers layers reflect different types contacts classroom cafeteria etc survey multigraph structure run modified seir model covid19 infection parameters model calibrated data outbreak czech republic spring 2020 weekly rotations inclass distance learning effective preventative measure schools reducing spread covid19 7581 antigen testing twice week pcr week significantly reduces infections even using tests lower sensitivity structure social contacts pupils teachers strongly influences transmission density contact graphs older pupils 15 times higher younger pupils teachers network order magnitude denser teachers moreover act bridges groups children responsible 1418 infections secondary school compared 811 primary school weekly rotations regular testing highly effective nonpharmacological intervention prevention covid19 spread schools way keep schools open epidemic