{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,6,9]],"date-time":"2026-06-09T22:13:42Z","timestamp":1781043222035,"version":"3.54.1"},"reference-count":32,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2025,10,13]],"date-time":"2025-10-13T00:00:00Z","timestamp":1760313600000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/onlinelibrary.wiley.com\/termsAndConditions#vor"},{"start":{"date-parts":[[2025,10,13]],"date-time":"2025-10-13T00:00:00Z","timestamp":1760313600000},"content-version":"tdm","delay-in-days":0,"URL":"http:\/\/doi.wiley.com\/10.1002\/tdm_license_1.1"}],"funder":[{"DOI":"10.13039\/100010745","name":"Norske Legeforening","doi-asserted-by":"publisher","id":[{"id":"10.13039\/100010745","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Acta Paediatrica"],"published-print":{"date-parts":[[2026,2]]},"abstract":"<jats:title>ABSTRACT<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Aims<\/jats:title>\n                    <jats:p>The Norwegian national recommendations for the evaluation and treatment of bronchiolitis were updated in 2018. Two Choosing Wisely recommendations were launched to reduce unwarranted chest X\u2010ray, repeated blood tests and routine inhalations. The aim of this study was to evaluate adherence to the recommendations, temporal changes and differences between hospitals.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Methods<\/jats:title>\n                    <jats:p>In this multicentre retrospective study, we compared routine data from 1186 infants &lt;\u200912\u2009months of age hospitalised for bronchiolitis at five Norwegian hospitals during the winter seasons 2017\u20132018, 2018\u20132019 and 2021\u20132022.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>\n                      Overall, 29% of the included infants had a chest x\u2010ray taken with non\u2010significant change over seasons. A decreasing proportion had more than one blood test taken over the years (60.4%, 56.6%, 43.5%;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). The use of antibiotics (overall 4.5%), systemic steroids (2.7%) and inhalations with beta\u20102 agonists or adrenaline (15.4%) was generally low. The use of adrenaline decreased over the three seasons (18.1%, 10.5%, 5.2%;\n                      <jats:italic>p<\/jats:italic>\n                      \u2009&lt;\u20090.001). There was a large variation in diagnostic and treatment procedures between hospitals.\n                    <\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Some diagnostic procedures and treatments for bronchiolitis were reduced in accordance with guidelines, but substantial variation remained between hospitals. There is a potential to further reduce the overuse of chest X\u2010rays and repeated blood testing.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1111\/apa.70338","type":"journal-article","created":{"date-parts":[[2025,10,14]],"date-time":"2025-10-14T01:33:21Z","timestamp":1760405601000},"page":"378-387","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":1,"title":["Regional Differences and Time Trends in the Treatment of Infants Hospitalised With Bronchiolitis in Norway"],"prefix":"10.1111","volume":"115","author":[{"given":"Maren V\u00e5land","family":"\u00d8ymar","sequence":"first","affiliation":[{"name":"Division of Paediatrics Stavanger University Hospital  Stavanger Norway"},{"name":"Department of Paediatric and Adolescent Medicine Oslo University Hospital  Oslo Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-9970-8011","authenticated-orcid":false,"given":"Joel","family":"Selvakumar","sequence":"additional","affiliation":[{"name":"Department of Paediatrics and Adolescent Health Akershus University Hospital  L\u00f8renskog Norway"},{"name":"Institute of Clinical Medicine University of Oslo  Oslo Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ingvild","family":"Dalen","sequence":"additional","affiliation":[{"name":"Department of Research Stavanger University Hospital  Stavanger Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ken Erik","family":"Klaseie","sequence":"additional","affiliation":[{"name":"Institute of Clinical Medicine University of Oslo  Oslo Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ujinthini","family":"Sivanantham","sequence":"additional","affiliation":[{"name":"Division of Paediatrics Stavanger University Hospital  Stavanger Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kasper","family":"\u00d8vsthus","sequence":"additional","affiliation":[{"name":"Department of Pediatrics and Adolescence Medicine University Hospital of North\u2010Norway  Troms\u00f8 Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Inger","family":"Heimdal","sequence":"additional","affiliation":[{"name":"Children's Clinic St. Olav University Hospital  Trondheim Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0002-7377-6083","authenticated-orcid":false,"given":"Kari","family":"Holte","sequence":"additional","affiliation":[{"name":"Department of Pediatrics and Adolescent Medicine \u00d8stfold Hospital Trust  Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6599-0146","authenticated-orcid":false,"given":"Kari","family":"Risnes","sequence":"additional","affiliation":[{"name":"Children's Clinic St. Olav University Hospital  Trondheim Norway"},{"name":"Department of Clinical and Molecular Medicine NTNU  Trondheim Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-6950-1573","authenticated-orcid":false,"given":"Claus","family":"Klingenberg","sequence":"additional","affiliation":[{"name":"Department of Pediatrics and Adolescence Medicine University Hospital of North\u2010Norway  Troms\u00f8 Norway"},{"name":"Faculty of Health Sciences University of Troms\u00f8  Troms\u00f8 Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-7826-8646","authenticated-orcid":false,"given":"Ketil","family":"St\u00f8rdal","sequence":"additional","affiliation":[{"name":"Department of Paediatric and Adolescent Medicine Oslo University Hospital  Oslo Norway"},{"name":"Department of Paediatric Research, Institute of Clinical Medicine, Faculty of Medicine University of Oslo  Oslo Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-2656-9652","authenticated-orcid":false,"given":"Knut","family":"\u00d8ymar","sequence":"additional","affiliation":[{"name":"Division of Paediatrics Stavanger University Hospital  Stavanger Norway"},{"name":"Department of Clinical Science University of Bergen  Bergen Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2025,10,13]]},"reference":[{"key":"e_1_2_11_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(22)01016-9"},{"issue":"1","key":"e_1_2_11_3_1","first-page":"52","article-title":"Respiratory Syncytial Virus Bronchiolitis: Rapid Evidence Review","volume":"108","author":"Oppenlander K. 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