{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,10,16]],"date-time":"2026-10-16T21:08:43Z","timestamp":1792184923511,"version":"4.4.0"},"reference-count":32,"publisher":"Wiley","issue":"8","license":[{"start":{"date-parts":[[2024,9,27]],"date-time":"2024-09-27T00:00:00Z","timestamp":1727395200000},"content-version":"vor","delay-in-days":0,"URL":"http:\/\/creativecommons.org\/licenses\/by\/4.0\/"}],"content-domain":{"domain":["onlinelibrary.wiley.com"],"crossmark-restriction":true},"short-container-title":["Medical Journal of Australia"],"published-print":{"date-parts":[[2024,10,21]]},"abstract":"<jats:title>Abstract<\/jats:title><jats:sec><jats:title>Objectives<\/jats:title><jats:p>To investigate whether the likelihood of hospital\u2010acquired complications for older people in Australia differs by whether they have dementia.<\/jats:p><\/jats:sec><jats:sec><jats:title>Study design<\/jats:title><jats:p>Matched cohort study.<\/jats:p><\/jats:sec><jats:sec><jats:title>Setting, participants<\/jats:title><jats:p>People aged 60 years or older with dementia who were admitted to five public hospitals in the South Western Sydney Local Health District, New South Wales, 1 January 2010 to 31 December 2020, and people without dementia admitted during the same period, matched by age, sex, number of medical conditions, and presence of selected specific medical conditions, emergency admission status, history of falls, and admission from a nursing home.<\/jats:p><\/jats:sec><jats:sec><jats:title>Main outcome measures<\/jats:title><jats:p>Hospital\u2010acquired complications (falls, pressure injuries, delirium, pneumonia, venous thromboembolism, new incontinence, malnutrition, in\u2010hospital death), by dementia status.<\/jats:p><\/jats:sec><jats:sec><jats:title>Results<\/jats:title><jats:p>A total of 217\u2009459 people aged 60 years or older were admitted to the five hospitals during the study period. The mean age of the 11\u2009393 patients with dementia (83 years; standard deviation [SD], 7.5 years) was higher than that of the 206\u2009065 patients without dementia (73 years; SD, 8.9 years), and the proportion of women slightly larger (55% <jats:italic>v<\/jats:italic> 50%). Median hospital length of stay was longer for people with dementia (nine days; interquartile range [IQR], 4\u201319 days) than for people without dementia (three days; IQR, 1\u20139 days), and the number of in\u2010hospital deaths higher (768, 7% <jats:italic>v<\/jats:italic> 584, 5%). After propensity score\u2010based matching, the risks of falls (odds ratio [OR], 4.7; 95% confidence interval [CI], 3.8\u20135.7), pressure injury (OR, 1.4; 95% CI, 1.1\u20131.8), delirium (OR, 2.4; 95% CI, 2.0\u20133.0), and pneumonia (OR, 1.3; 95% CI, 1.01\u20131.7) were higher for people with dementia than for those without dementia; differences between the two groups in the risks of venous thromboembolism, malnutrition, and incontinence were not statistically significant.<\/jats:p><\/jats:sec><jats:sec><jats:title>Conclusions<\/jats:title><jats:p>Given the greater risk of many hospital\u2010acquired complications for people with dementia, targeted models of person\u2010centred care are needed to ensure the best outcomes for these patients.<\/jats:p><\/jats:sec>","DOI":"10.5694\/mja2.52462","type":"journal-article","created":{"date-parts":[[2024,9,27]],"date-time":"2024-09-27T13:13:24Z","timestamp":1727442804000},"page":"422-425","update-policy":"https:\/\/doi.org\/10.1002\/crossmark_policy","source":"Crossref","is-referenced-by-count":14,"title":["The likelihood of hospital\u2010acquired complications in older people with dementia: a matched cohort study"],"prefix":"10.5694","volume":"221","author":[{"given":"Danielle N\u00ed","family":"Chr\u00f3in\u00edn","sequence":"first","affiliation":[{"name":"Liverpool Hospital  Liverpool NSW"},{"name":"South Western Sydney Clinical School University of New South Wales  Liverpool NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Vicki","family":"Deane","sequence":"additional","affiliation":[{"name":"Liverpool Hospital  Liverpool NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rinsy","family":"Pulikotil Zachariah","sequence":"additional","affiliation":[{"name":"Liverpool Hospital  Liverpool NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Katrina","family":"Stott","sequence":"additional","affiliation":[{"name":"Bankstown\u2013Lidcombe Hospital  Sydney NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Bernadette","family":"Shepherd","sequence":"additional","affiliation":[{"name":"Campbelltown Hospital  Campbelltown NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Margaret","family":"Perkins","sequence":"additional","affiliation":[{"name":"Campbelltown Hospital  Campbelltown NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Leesa","family":"Giang","sequence":"additional","affiliation":[{"name":"Campbelltown Hospital  Campbelltown NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Rozina","family":"Shekhar","sequence":"additional","affiliation":[{"name":"Liverpool Hospital  Liverpool NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Vaulina","family":"Vueti","sequence":"additional","affiliation":[{"name":"Fairfield Hospital  Sydney NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Mandana","family":"Mayahi\u2010Neysi","sequence":"additional","affiliation":[{"name":"Bowral and District Hospital  Bowral NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Amy","family":"Montgomery","sequence":"additional","affiliation":[{"name":"University of Wollongong  Wollongong NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Kaye","family":"Rolls","sequence":"additional","affiliation":[{"name":"South Western Sydney Nursing and Midwifery Research Alliance University of Wollongong  Liverpool NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]},{"given":"Steven A","family":"Frost","sequence":"additional","affiliation":[{"name":"Liverpool Hospital  Liverpool NSW"},{"name":"University of Wollongong  Wollongong NSW"}],"role":[{"vocabulary":"crossref","role":"author"}]}],"member":"311","published-online":{"date-parts":[[2024,9,27]]},"reference":[{"key":"e_1_2_10_1_1","unstructured":"Department of Economic and Social Affairs Population Division (United Nations).World population ageing 2013 (ST\/ESA\/SER.A\/348).2013.https:\/\/digitallibrary.un.org\/record\/826632\/files\/WorldPopulationAgeing2013.pdf(viewed Aug 2024)."},{"key":"e_1_2_10_2_1","doi-asserted-by":"publisher","DOI":"10.1016\/S0140-6736(17)31363-6"},{"key":"e_1_2_10_3_1","doi-asserted-by":"publisher","DOI":"10.1136\/bmjopen-2013-002770"},{"key":"e_1_2_10_4_1","doi-asserted-by":"publisher","DOI":"10.3390\/ijerph15091878"},{"key":"e_1_2_10_5_1","unstructured":"Australian Commission on Safety and Quality in Health Care.Hospital\u2010Acquired complications fact sheets. 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