{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,6]],"date-time":"2026-10-06T16:52:48Z","timestamp":1791305568568,"version":"4.3.1"},"reference-count":30,"publisher":"Wiley","license":[{"start":{"date-parts":[[2026,10,6]],"date-time":"2026-10-06T00:00:00Z","timestamp":1791244800000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,10,6]],"date-time":"2026-10-06T00:00:00Z","timestamp":1791244800000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acta Paediatrica"],"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aim<\/jats:title>\n                    <jats:p>We estimated the coverage of children recorded in the Swedish National Airway Register (SNAR) and identified predictors of registration among those with asthma and moderate to severe asthma.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>This study comprised 85\u2009656 children aged 5\u201317\u2009years with asthma, born 2000\u20132019 and living in Stockholm. The children were identified through diagnoses and dispensed medication in national and regional health registers. Registration in the SNAR was assessed. Logistic regression compared characteristics of registered and unregistered children, with associations presented as odds ratios (OR) and 95% confidence intervals (CI).<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>Overall, 33\u2009815 (39.5%) of children with asthma were registered in the SNAR. Registration was more common among children with allergic rhinitis (OR 1.83, 95% CI 1.77\u20131.88), parental asthma and allergic rhinitis (maternal OR 1.47, 95% CI 1.43\u20131.51), higher parental income and education (OR 1.09, 95% CI 1.05\u20131.12), and moderate to severe asthma (OR 1.37, 95% CI 1.32\u20131.42). Findings were similar in the moderate to severe asthma sub\u2010cohort.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Nearly 40% of children with asthma in Stockholm were registered in the SNAR, and they were more likely to have familial atopy, higher socioeconomic status, and more severe disease. The SNAR is being developed to increase coverage, support standardized registration, and improve care.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/apa.70785","type":"journal-article","created":{"date-parts":[[2026,10,6]],"date-time":"2026-10-06T16:05:06Z","timestamp":1791302706000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Children Captured in the Swedish National Airway Register Have Increased Familial Atopy, More Severe Disease and Higher Socioeconomic Status"],"prefix":"10.1111","author":[{"ORCID":"https:\/\/orcid.org\/0009-0005-9200-0490","authenticated-orcid":false,"given":"Hanna","family":"Karim","sequence":"first","affiliation":[{"name":"Department of Medical Epidemiology and Biostatistics Karolinska Institutet  Stockholm Sweden"},{"name":"Astrid Lindgren's Children's Hospital Karolinska University Hospital  Stockholm Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6546-3650","authenticated-orcid":false,"given":"Cecilia","family":"Lundholm","sequence":"additional","affiliation":[{"name":"Department of Medical Epidemiology and Biostatistics Karolinska Institutet  Stockholm Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9885-8261","authenticated-orcid":false,"given":"Bronwyn","family":"Brew","sequence":"additional","affiliation":[{"name":"Department of Medical Epidemiology and Biostatistics Karolinska Institutet  Stockholm Sweden"},{"name":"Centre for Big Data Research in Health University of New South Wales  Kensington Australia"},{"name":"School of Medicine and Public Health University of Newcastle  Newcastle Australia"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-3367-694X","authenticated-orcid":false,"given":"Emma Caffrey","family":"Osvald","sequence":"additional","affiliation":[{"name":"Department of Medical Epidemiology and Biostatistics Karolinska Institutet  Stockholm Sweden"},{"name":"Pediatric Allergy and Pulmonology Unit Astrid Lindgren Children's Hospital, Karolinska University Hospital  Stockholm Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6622-3838","authenticated-orcid":false,"given":"Caroline","family":"Stridsman","sequence":"additional","affiliation":[{"name":"Department of Public Health and Clinical Medicine, the OLIN and Sunderby Research Unit Ume\u00e5 University  Ume\u00e5 Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-6659-1937","authenticated-orcid":false,"given":"Resthie R.","family":"Putri","sequence":"additional","affiliation":[{"name":"Department of Medical Epidemiology and Biostatistics Karolinska Institutet  Stockholm Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7745-8624","authenticated-orcid":false,"given":"Jon Roald","family":"Konradsen","sequence":"additional","affiliation":[{"name":"Department of Medical Epidemiology and Biostatistics Karolinska Institutet  Stockholm Sweden"},{"name":"Pediatric Allergy and Pulmonology Unit Astrid Lindgren Children's Hospital, Karolinska University Hospital  Stockholm Sweden"},{"name":"Department of Women's and Children's Health Karolinska Institutet  Stockholm Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Catarina","family":"Almqvist","sequence":"additional","affiliation":[{"name":"Department of Medical Epidemiology and Biostatistics Karolinska Institutet  Stockholm Sweden"},{"name":"Pediatric Allergy and Pulmonology Unit Astrid Lindgren Children's Hospital, Karolinska University Hospital  Stockholm Sweden"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2026,10,6]]},"reference":[{"issue":"6","key":"e_1_2_12_2_1","doi-asserted-by":"crossref","first-page":"476","DOI":"10.1136\/thx.2008.106609","article-title":"Global Variation in the Prevalence and Severity of Asthma Symptoms: Phase Three of the International Study of Asthma and Allergies in Childhood (ISAAC)","volume":"64","author":"Lai C. 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