{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,21]],"date-time":"2026-10-21T22:51:06Z","timestamp":1792623066310,"version":"4.5.0"},"reference-count":42,"publisher":"Oxford University Press (OUP)","issue":"2","license":[{"start":{"date-parts":[[2024,2,12]],"date-time":"2024-02-12T00:00:00Z","timestamp":1707696000000},"content-version":"vor","delay-in-days":11,"URL":"https:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"funder":[{"DOI":"10.13039\/501100004257","name":"Helse Vest","doi-asserted-by":"publisher","award":["F-12656\/4800006346"],"award-info":[{"award-number":["F-12656\/4800006346"]}],"id":[{"id":"10.13039\/501100004257","id-type":"DOI","asserted-by":"publisher"}]},{"DOI":"10.13039\/501100005416","name":"Norwegian Research Council","doi-asserted-by":"publisher","award":["288164"],"award-info":[{"award-number":["288164"]}],"id":[{"id":"10.13039\/501100005416","id-type":"DOI","asserted-by":"publisher"}]}],"content-domain":{"domain":[],"crossmark-restriction":false},"short-container-title":[],"published-print":{"date-parts":[[2024,2,1]]},"abstract":"<jats:title>Abstract<\/jats:title>\n                  <jats:sec>\n                    <jats:title>Background<\/jats:title>\n                    <jats:p>In-hospital delirium is associated with adverse outcomes and is underdiagnosed, limiting research and clinical follow-up.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Objective<\/jats:title>\n                    <jats:p>To compare the incidence of in-hospital delirium determined by chart-based review of electronic medical records (D-CBR) with delirium discharge diagnoses (D-DD). Furthermore, to identify differences in symptoms, treatments and delirium triggers between D-CBR and D-DD.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Method<\/jats:title>\n                    <jats:p>The community-based cohort included 2,115 participants in the Hordaland Health Study born between 1925 and 1927. Between 2018 and 2022, we retrospectively reviewed hospital electronic medical records from baseline (1997\u201399) until death prior to 2023. D-DD and D-CBR were validated using The Diagnostic and Statistical Manual of Mental Disorders, Fifth Edition, criteria for delirium.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Results<\/jats:title>\n                    <jats:p>Of the 2,115 participants, 638 had in-hospital delirium. The incidence rate (IR) of D-CBR was 29.8 [95% confidence interval 28, 32] per 1,000 person-years, whereas the IR by D-DD was 3.4 [2.8, 4.2]. The IR ratio was 9.14 (P\u00a0&amp;lt;\u20090.001). Patients who received pharmacological treatment for delirium (n\u00a0=\u2009121, odds ratio (OR) 3.4, [2.1, 5.4], P\u00a0&amp;lt;\u20090.001), who were affected by acute memory impairment (n\u00a0=\u2009149, OR 2.8, [1.8, 4.5], P\u00a0&amp;lt;\u20090.001), or change in perception (n\u00a0=\u2009137, OR 2.9, [1.8, 4.6] P\u00a0&amp;lt;\u20090.001) had higher odds for D-DD. In contrast, post-operative cases (OR 0.2, [0.1, 0.4], P\u00a0&amp;lt;\u20090.001) had lower odds for D-DD.<\/jats:p>\n                  <\/jats:sec>\n                  <jats:sec>\n                    <jats:title>Conclusion<\/jats:title>\n                    <jats:p>Underdiagnosis of in-hospital delirium was a major issue in our study, especially in less severe delirium cases. Our findings emphasise the need for integrating systematic delirium diagnostics and documentation into hospital admission and discharge routines.<\/jats:p>\n                  <\/jats:sec>","DOI":"10.1093\/ageing\/afae006","type":"journal-article","created":{"date-parts":[[2024,1,17]],"date-time":"2024-01-17T08:51:04Z","timestamp":1705481464000},"source":"Crossref","is-referenced-by-count":59,"title":["Delirium is frequently underdiagnosed among older hospitalised patients despite available information in hospital medical records"],"prefix":"10.1093","volume":"53","author":[{"ORCID":"https:\/\/orcid.org\/0000-0001-9608-7654","authenticated-orcid":false,"given":"Irit","family":"Titlestad","sequence":"first","affiliation":[{"name":"Department of Clinical Medicine, University of Bergen , Bergen , Norway"},{"name":"Neuro-SysMed , Department of Internal Medicine, , Bergen , Norway"},{"name":"Haraldsplass Deaconess Hospital , Department of Internal Medicine, , Bergen , Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kristoffer","family":"Haugarvoll","sequence":"additional","affiliation":[{"name":"Neuro-SysMed , Department of Neurology, , Bergen , Norway"},{"name":"Haukeland University Hospital , Department of Neurology, , Bergen , Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Stein-Erik H","family":"Solvang","sequence":"additional","affiliation":[{"name":"Neuro-SysMed , Department of Internal Medicine, , Bergen , Norway"},{"name":"Haraldsplass Deaconess Hospital , Department of Internal Medicine, , Bergen , Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Tone Merete","family":"Norekv\u00e5l","sequence":"additional","affiliation":[{"name":"Department of Heart Disease, Haukeland University Hospital , Bergen , Norway"},{"name":"Department of Clinical Science, University of Bergen , Bergen , Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ragnhild E","family":"Skogseth","sequence":"additional","affiliation":[{"name":"Neuro-SysMed , Department of Internal Medicine, , Bergen , Norway"},{"name":"Haraldsplass Deaconess Hospital , Department of Internal Medicine, , Bergen , Norway"},{"name":"Department of Clinical Science, University of Bergen , Bergen , Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Ole A","family":"Andreassen","sequence":"additional","affiliation":[{"name":"NORMENT , Division of Mental Health and Addiction, , Oslo , Norway"},{"name":"Oslo University Hospital & Institute of Clinical Medicine, University of Oslo , Division of Mental Health and Addiction, , Oslo , Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Dag","family":"\u00c5rsland","sequence":"additional","affiliation":[{"name":"Centre for Age-Related Medicine (SESAM), Stavanger University Hospital , Stavanger , Norway"},{"name":"Department of Old Age Psychiatry, Institute of Psychiatry, Psychology and Neuroscience, King\u2019s College London , London , UK"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bj\u00f8rn Erik","family":"Neerland","sequence":"additional","affiliation":[{"name":"Oslo Delirium Research Group , Department of Geriatric Medicine, , Oslo , Norway"},{"name":"Oslo University Hospital , Department of Geriatric Medicine, , Oslo , Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Jan Erik","family":"Nordrehaug","sequence":"additional","affiliation":[{"name":"Department of Clinical Science, University of Bergen , Bergen , Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Grethe S","family":"Tell","sequence":"additional","affiliation":[{"name":"Department of Global Public Health and Primary Care, University of Bergen , Bergen , Norway"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Lasse M","family":"Giil","sequence":"additional","affiliation":[{"name":"Neuro-SysMed , Department of Internal 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