Age relative to school class peers and emotional well-being in 10-year-olds.
Shuntaro AndoSatoshi UsamiTetsuya MatsubayashiMichiko UedaShinsuke KoikeSyudo YamasakiShinya FujikawaTsukasa SasakiMariko Hiraiwa-HasegawaGeorge PattonKiyoto KasaiAtsushi NishidaPublished in: PloS one (2019)
Among a sample of 10-year-olds, children who were younger compared to class peers had lower levels of emotional well-being. Academic performance and victimization by peers mediated the relationship.