{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,12]],"date-time":"2026-03-12T14:33:33Z","timestamp":1773326013988,"version":"3.50.1"},"reference-count":31,"publisher":"Wiley","issue":"2","license":[{"start":{"date-parts":[[2026,3,9]],"date-time":"2026-03-09T00:00:00Z","timestamp":1773014400000},"content-version":"vor","delay-in-days":8,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"},{"start":{"date-parts":[[2026,3,1]],"date-time":"2026-03-01T00:00:00Z","timestamp":1772323200000},"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":["Psychogeriatrics"],"published-print":{"date-parts":[[2026,3]]},"abstract":"ABSTRACT<\/jats:title>\n \n Objectives<\/jats:title>\n To estimate the prevalence of extreme behavioural and psychological symptoms of dementia (BPSD) in hospitalised patients in comparison with people with dementia with a long hospital stay but no mental health and behavioural problems related to dementia.<\/jats:p>\n <\/jats:sec>\n \n Design<\/jats:title>\n Retrospective analysis using the Admitted Patient Data Collection for people aged \u2265\u200950 with a diagnosis of dementia who had a long stay (defined as \u2265\u200942\u2009days) in a public hospital between January 2015 and December 2019.<\/jats:p>\n <\/jats:sec>\n \n Setting<\/jats:title>\n New South Wales (NSW), Australia.<\/jats:p>\n <\/jats:sec>\n \n Participants<\/jats:title>\n People with dementia aged \u2265\u200950\u2009years with long stays in NSW hospitals.<\/jats:p>\n <\/jats:sec>\n \n Measurements<\/jats:title>\n \n Characteristics of behaviour\u2010related long stays (BRLS) and non\u2010behaviour\u2010related long stays (NBRLS) cohorts were compared using Welch's\n t<\/jats:italic>\n \u2010test and Fisher's exact test.\n <\/jats:p>\n <\/jats:sec>\n \n Results<\/jats:title>\n \n There were 115 people with dementia who had 120 BRLS (range 42\u20132043\u2009days, median 86\u2009days, IQR 53\u2013151\u2009days) and 6186 people with dementia who had 7523 NBRLS (range 42\u20135750\u2009days, median 61\u2009days, IQR 49\u201384\u2009days). Those in the BRLS cohort were younger by a mean of 5.96\u2009years (\n p<\/jats:italic>\n \u2009<\u20090.001; Welch's\n t<\/jats:italic>\n \u2010test, 95% CI 4.18\u20137.74) and more likely to be men (0.0062,\n p<\/jats:italic>\n \u2009<\u20090.001, Fisher's exact test). BRLS occurred predominantly in non\u2010psychiatric public hospitals (92.4%). People with BRLS were more likely to have mental health comorbidities (\n n<\/jats:italic>\n \u2009=\u200965, 56.5%) than people with NBRLS (2011, 32.7%).\n <\/jats:p>\n <\/jats:sec>\n \n Conclusions<\/jats:title>\n BRLS in people with dementia are less common than NBRLS and are more likely to occur in the context of mental health comorbidities and in younger males.<\/jats:p>\n <\/jats:sec>","DOI":"10.1111\/psyg.70156","type":"journal-article","created":{"date-parts":[[2026,3,9]],"date-time":"2026-03-09T08:38:08Z","timestamp":1773045488000},"update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":0,"title":["Prolonged Hospitalisations in People With Dementia and Comorbid Mental and Behavioural Disorders\u2014A Data Linkage Study"],"prefix":"10.1111","volume":"26","author":[{"given":"Clare","family":"Stuart","sequence":"first","affiliation":[{"name":"Mental Health Branch NSW Ministry of Health Sydney Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Kate","family":"Jackson","sequence":"additional","affiliation":[{"name":"Mental Health Branch NSW Ministry of Health Sydney Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9487-6617","authenticated-orcid":false,"given":"Henry","family":"Brodaty","sequence":"additional","affiliation":[{"name":"Centre for Healthy Brain Ageing (CHeBA), Discipline of Psychiatry & Mental Health, School of Clinical Medicine University of NSW Sydney Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0001-9283-3525","authenticated-orcid":false,"given":"Lee\u2010Fay","family":"Low","sequence":"additional","affiliation":[{"name":"Faculty of Medicine and Health University of Sydney Sydney Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]},{"ORCID":"https:\/\/orcid.org\/0000-0003-1405-7932","authenticated-orcid":false,"given":"Brian","family":"Draper","sequence":"additional","affiliation":[{"name":"Discipline of Psychiatry & Mental Health University of NSW Sydney Australia"}],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"311","published-online":{"date-parts":[[2026,3,9]]},"reference":[{"key":"e_1_2_9_2_1","volume-title":"People With Dementia in Hospitals in New South Wales 2006\u201307","author":"Australian Institute of Health and Welfare","year":"2012"},{"key":"e_1_2_9_3_1","doi-asserted-by":"publisher","DOI":"10.1159\/000171044"},{"key":"e_1_2_9_4_1","doi-asserted-by":"publisher","DOI":"10.1192\/bjp.bp.108.055335"},{"key":"e_1_2_9_5_1","doi-asserted-by":"publisher","DOI":"10.1017\/S1041610211001694"},{"key":"e_1_2_9_6_1","doi-asserted-by":"publisher","DOI":"10.1002\/gps.4993"},{"key":"e_1_2_9_7_1","doi-asserted-by":"publisher","DOI":"10.1046\/j.1525-1497.2003.20602.x"},{"key":"e_1_2_9_8_1","doi-asserted-by":"publisher","DOI":"10.1176\/appi.psy.45.3.235"},{"key":"e_1_2_9_9_1","doi-asserted-by":"publisher","DOI":"10.1002\/gps.2693"},{"key":"e_1_2_9_10_1","doi-asserted-by":"publisher","DOI":"10.1371\/journal.pone.0193319"},{"key":"e_1_2_9_11_1","doi-asserted-by":"publisher","DOI":"10.1016\/j.injury.2015.09.021"},{"key":"e_1_2_9_12_1","doi-asserted-by":"publisher","DOI":"10.1136\/bmjopen\u20102013\u2010002770"},{"key":"e_1_2_9_13_1","doi-asserted-by":"publisher","DOI":"10.1002\/gps.3983"},{"key":"e_1_2_9_14_1","doi-asserted-by":"publisher","DOI":"10.1017\/S1041610213000483"},{"key":"e_1_2_9_15_1","doi-asserted-by":"publisher","DOI":"10.2190\/ABXK-FMWG-98YP-D1CU"},{"key":"e_1_2_9_16_1","doi-asserted-by":"publisher","DOI":"10.1159\/000350028"},{"key":"e_1_2_9_17_1","doi-asserted-by":"publisher","DOI":"10.1186\/s12888\u2010016\u20100966\u20107"},{"key":"e_1_2_9_18_1","doi-asserted-by":"publisher","DOI":"10.4088\/JCP.v69n0602"},{"key":"e_1_2_9_19_1","doi-asserted-by":"publisher","DOI":"10.5694\/j.1326-5377.2003.tb05169.x"},{"key":"e_1_2_9_20_1","volume-title":"Extreme Behavioural and Psychological Symptoms of Dementia (BPSD) Project Report","author":"NSW Ministry of Health","year":"2021"},{"key":"e_1_2_9_21_1","unstructured":"Australian Institute of Health and Welfare \u201cMental Health. 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