{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,9,23]],"date-time":"2026-09-23T09:14:36Z","timestamp":1790154876638,"version":"4.0.1"},"reference-count":30,"publisher":"Wiley","issue":"3","license":[{"start":{"date-parts":[[2024,10,25]],"date-time":"2024-10-25T00:00:00Z","timestamp":1729814400000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by-nc-nd\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acta Paediatrica"],"published-print":{"date-parts":[[2025,3]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Aim<\/jats:title><jats:p>To assess the prevalence of overweight among Swedish 4 year olds in 2018, 2020 and 2022, taking socioeconomic variables into account.<\/jats:p><\/jats:sec><jats:sec><jats:title>Methods<\/jats:title><jats:p>Aggregated regional data on children's body mass index were collected. The socioeconomic Care Need Index (CNI), foreign background, low education, being a single parent, low income and childhood poverty, were assessed. The differences in overweight, including obesity, were tested for Sweden and for regions.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>Data were available for 303\u2009843 children, representing 87% of children born in 2014, 2016 and 2018. Overweight or obesity were found in 11\u2009177 (11.4%) of children in 2022, decreasing from 2020 (13.3%, <jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001) but at the same level as in 2018. Regional low CNI, low level of foreign background, education and income as well as being a single parent were associated with a higher prevalence of overweight or obesity in all cohorts (<jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001). In regions with high levels of childhood poverty, overweight or obesity were more prevalent during (<jats:italic>p<\/jats:italic>\u2009=\u20090.009) and after the pandemic (<jats:italic>p<\/jats:italic>\u2009&lt;\u20090.001).<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusion<\/jats:title><jats:p>Three national cohorts demonstrate that the increase in overweight during the COVID\u201019 pandemic has returned to pre\u2010pandemic levels, but the inequalities in health associated with socioeconomic vulnerability of the regions remained.<\/jats:p><\/jats:sec>","DOI":"10.1111\/apa.17468","type":"journal-article","created":{"date-parts":[[2024,10,25]],"date-time":"2024-10-25T13:43:53Z","timestamp":1729863833000},"page":"555-561","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":12,"title":["The prevalence of overweight among 4\u2010year\u2010olds during and after the <scp>COVID<\/scp>\u201019 pandemic was associated with socioeconomic burden"],"prefix":"10.1111","volume":"114","author":[{"ORCID":"https:\/\/orcid.org\/0000-0002-7077-7865","authenticated-orcid":false,"given":"Charlotte","family":"Nylander","sequence":"first","affiliation":[{"name":"Child Health Services S\u00f6rmland  Eskilstuna Sweden"},{"name":"Centre for Clinical Research S\u00f6rmland  Eskilstuna Sweden"},{"name":"Department of Women's and Children's Health Uppsala University  Uppsala Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Paulina","family":"Nowicka","sequence":"additional","affiliation":[{"name":"Department of Food Studies, Nutrition and Dietetics Uppsala University  Uppsala Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mariette","family":"Derwig","sequence":"additional","affiliation":[{"name":"Department of Clinical Sciences Lunds University  Lunds Sweden"},{"name":"Child Health Services Sk\u00e5ne  Lunds 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