biostudies-literaturePybus KBritish Heart FoundationMedical Research CouncilNational Institute for Health Research (NIHR)Wellcome Trust64https://www.ebi.ac.uk/biostudies/studies/S-EPMC9971641biostudies-literatureUnknown7<b>Background:</b> Concerns have been raised about the potential impact of COVID-19 and associated lockdown measures on child mental wellbeing, but emerging evidence suggests mixed results and there is a dearth of information from ethnically diverse samples. The current study aims to explore the impact of the pandemic on wellbeing using longitudinal data collected from the multi-ethnic Born in Bradford family cohort study. <b>Methods:</b> Within-child changes in wellbeing were explored using data collected pre-pandemic and again during the first UK lockdown for 500 children aged 7-13 from a range of ethnic and socioeconomic backgrounds, using self-reported feelings of happiness and sadness. Associations between changes in wellbeing, demographic factors, quality of social relationships and Wellcome open researchChanges in children's wellbeing in Bradford during COVID-19: The Born in Bradford COVID-19 longitudinal research study.PMC9971641NIHR200166WT101597MAMC_PC_21038CS/16/4/32482MR/N024397/1Kelly BAjebon MMcIvor CPickett KEMcEachan RDickerson JPybus KHou BBingham DfalseChanges in children's wellbeing in Bradford during COVID-19: The Born in Bradford COVID-19 longitudinal research study.<b>Background:</b> Concerns have been raised about the potential impact of COVID-19 and associated lockdown measures on child mental wellbeing, but emerging evidence suggests mixed results and there is a dearth of information from ethnically diverse samples. The current study aims to explore the impact of the pandemic on wellbeing using longitudinal data collected from the multi-ethnic Born in Bradford family cohort study. <b>Methods:</b> Within-child changes in wellbeing were explored using data collected pre-pandemic and again during the first UK lockdown for 500 children aged 7-13 from a range of ethnic and socioeconomic backgrounds, using self-reported feelings of happiness and sadness. Associations between changes in wellbeing, demographic factors, quality of social relationships and 2022-01-01T00:00:00Z20222025-04-19T02:46:13.068Z2025-02-19T04:54:42.178ZS-EPMC99716413686537210.12688/wellcomeopenres.17642.2