{"status":"ok","message-type":"work","message-version":"1.0.0","message":{"indexed":{"date-parts":[[2026,3,30]],"date-time":"2026-03-30T12:37:31Z","timestamp":1774874251389,"version":"3.50.1"},"reference-count":25,"publisher":"Elsevier BV","issue":"9","license":[{"start":{"date-parts":[[2025,9,1]],"date-time":"2025-09-01T00:00:00Z","timestamp":1756684800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/tdm\/userlicense\/1.0\/"},{"start":{"date-parts":[[2025,9,1]],"date-time":"2025-09-01T00:00:00Z","timestamp":1756684800000},"content-version":"tdm","delay-in-days":0,"URL":"https:\/\/www.elsevier.com\/legal\/tdmrep-license"}],"content-domain":{"domain":["ajgponline.org","clinicalkey.com","clinicalkey.com.au","clinicalkey.es","clinicalkey.fr","clinicalkey.jp","elsevier.com","sciencedirect.com"],"crossmark-restriction":true},"short-container-title":["The American Journal of Geriatric Psychiatry"],"published-print":{"date-parts":[[2025,9]]},"DOI":"10.1016\/j.jagp.2025.02.004","type":"journal-article","created":{"date-parts":[[2025,2,13]],"date-time":"2025-02-13T11:47:37Z","timestamp":1739447257000},"page":"996-1004","update-policy":"https:\/\/doi.org\/10.1016\/elsevier_cm_policy","source":"Crossref","is-referenced-by-count":0,"title":["Sociodemographic Characteristics, Dementia, and Familial Risk in Patients With Paraphrenia: A Danish Register-Based Cohort Study"],"prefix":"10.1016","volume":"33","author":[{"given":"Ida Kim","family":"Wium-Andersen","sequence":"first","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Marie Kim","family":"Wium-Andersen","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Maarten","family":"Rozing","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Martin Balslev","family":"J\u00f8rgensen","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]},{"given":"Merete","family":"Osler","sequence":"additional","affiliation":[],"role":[{"role":"author","vocabulary":"crossref"}]}],"member":"78","reference":[{"key":"10.1016\/j.jagp.2025.02.004_bib0001","doi-asserted-by":"crossref","first-page":"236","DOI":"10.1038\/s41380-022-01763-9","article-title":"Wilhelm Mayer's follow-up study of Kraepelin's cases of paraphrenia: diagnostic validity in 1921","volume":"28","author":"Kendler","year":"2023","journal-title":"Mol Psychiatry"},{"key":"10.1016\/j.jagp.2025.02.004_bib0002","doi-asserted-by":"crossref","first-page":"543","DOI":"10.1002\/gps.930070803","article-title":"Late paraphrenia: a review","volume":"7","author":"Almeida","year":"1992","journal-title":"Int J Geriatr Psychiatry"},{"key":"10.1016\/j.jagp.2025.02.004_bib0003","doi-asserted-by":"crossref","first-page":"281","DOI":"10.1192\/bjp.101.423.281","article-title":"The natural history of mental disorder in old","volume":"101","author":"Roth","year":"1955","journal-title":"Age J Ment Sci"},{"key":"10.1016\/j.jagp.2025.02.004_bib0004","doi-asserted-by":"crossref","first-page":"172","DOI":"10.1176\/appi.ajp.157.2.172","article-title":"Late-onset schizophrenia and very-Late-onset schizophrenia-like psychosis: an international consensus","volume":"157","author":"Howard","year":"2000","journal-title":"Am J Psychiatry"},{"key":"10.1016\/j.jagp.2025.02.004_bib0005","first-page":"130","article-title":"What's happened to paraphrenia? A case-report and review of the literature","volume":"81","author":"Pelizza","year":"2010","journal-title":"Acta Bio-Medica Atenei Parm"},{"key":"10.1016\/j.jagp.2025.02.004_bib0006","series-title":"Clinical Psychiatry","first-page":"501","author":"Mayer-Gross","year":"1954"},{"key":"10.1016\/j.jagp.2025.02.004_bib0007","series-title":"Clinical manual of geriatric psychiatry","first-page":"293","author":"Spar","year":"2007"},{"key":"10.1016\/j.jagp.2025.02.004_bib0008","doi-asserted-by":"crossref","first-page":"649","DOI":"10.1192\/bjp.107.449.649","article-title":"Environmental and hereditary factors in the schizophrenias of old age (\u201cLate Paraphrenia\u201d) and their bearing on the general problem of causation in schizophrenia","volume":"107","author":"Kay","year":"1961","journal-title":"J Ment Sci"},{"key":"10.1016\/j.jagp.2025.02.004_bib0009","doi-asserted-by":"crossref","first-page":"31","DOI":"10.1002\/gps.930040108","article-title":"The cerebral cortical appearance in late paraphrenia","volume":"4","author":"Burns","year":"1989","journal-title":"Int J Geriatr Psychiatry"},{"key":"10.1016\/j.jagp.2025.02.004_bib0010","doi-asserted-by":"crossref","first-page":"1085","DOI":"10.1002\/1099-1166(200012)15:12<1085::AID-GPS250>3.0.CO;2-X","article-title":"White matter hyperintensity volume in late-onset and early-onset schizophrenia","volume":"15","author":"Rivkin","year":"2000","journal-title":"Int J Geriatr Psychiatry"},{"key":"10.1016\/j.jagp.2025.02.004_bib0011","doi-asserted-by":"crossref","first-page":"775","DOI":"10.1002\/(SICI)1099-1166(1998110)13:11<775::AID-GPS868>3.0.CO;2-E","article-title":"Late paraphrenia: a variant of schizophrenia manifest in late life or an organic clinical syndrome? A review of recent evidence","volume":"13","author":"Roth","year":"1998","journal-title":"Int J Geriatr Psychiatry"},{"key":"10.1016\/j.jagp.2025.02.004_bib0012","doi-asserted-by":"crossref","first-page":"23","DOI":"10.1002\/gps.930040107","article-title":"Late Paraphrenia - a follow-up study int","volume":"4","author":"Hymas","year":"1989","journal-title":"J Geriatr Psychiatry"},{"key":"10.1016\/j.jagp.2025.02.004_bib0013","doi-asserted-by":"crossref","first-page":"358","DOI":"10.1111\/j.1600-0447.1985.tb02621.x","article-title":"Paranoid psychosis in the elderly. A follow-up study","volume":"72","author":"J\u00f8rgensen","year":"1985","journal-title":"Acta Psychiatr Scand"},{"key":"10.1016\/j.jagp.2025.02.004_bib0014","doi-asserted-by":"crossref","first-page":"635","DOI":"10.1192\/bjp.150.5.635","article-title":"Late paraphrenia or the paraphrenias? A descriptive study with a 10-year follow-up","volume":"150","author":"Holden","year":"1987","journal-title":"Br J Psychiatry J Ment Sci"},{"key":"10.1016\/j.jagp.2025.02.004_bib0015","doi-asserted-by":"crossref","first-page":"196","DOI":"10.1007\/s11920-010-0108-8","article-title":"The pathology of paraphrenia","volume":"12","author":"Casanova","year":"2010","journal-title":"Curr Psychiatry Rep"},{"key":"10.1016\/j.jagp.2025.02.004_bib0016","doi-asserted-by":"crossref","first-page":"617","DOI":"10.1212\/WNL.0000000000001238","article-title":"Noncognitive\u201d symptoms of early Alzheimer disease: a longitudinal analysis","volume":"84","author":"Masters","year":"2015","journal-title":"Neurology"},{"key":"10.1016\/j.jagp.2025.02.004_bib0017","doi-asserted-by":"crossref","first-page":"195","DOI":"10.1176\/appi.neuropsych.16090168","article-title":"Psychiatric presentations of C9orf72 mutation: what are the diagnostic implications for clinicians?","volume":"29","author":"Ducharme","year":"2017","journal-title":"J Neuropsychiatry Clin Neurosci"},{"key":"10.1016\/j.jagp.2025.02.004_bib0018","first-page":"133","article-title":"Paraphrenia redefined can","volume":"44","author":"Ravindran","year":"1999","journal-title":"J Psychiatry"},{"key":"10.1016\/j.jagp.2025.02.004_bib0019","doi-asserted-by":"crossref","first-page":"61","DOI":"10.1002\/gps.2075","article-title":"Late and very-late first-contact schizophrenia and the risk of dementia\u2013a nationwide register based study","volume":"24","author":"K\u00f8rner","year":"2009","journal-title":"Int J Geriatr Psychiatry"},{"key":"10.1016\/j.jagp.2025.02.004_bib0020","doi-asserted-by":"crossref","first-page":"625","DOI":"10.1080\/13607860802343118","article-title":"Delusional disorder in old age and the risk of developing dementia: a nationwide register-based study","volume":"12","author":"K\u00f8rner","year":"2008","journal-title":"Aging Ment Health"},{"key":"10.1016\/j.jagp.2025.02.004_bib0021","doi-asserted-by":"crossref","first-page":"232","DOI":"10.1017\/S003329171800065X","article-title":"Risk of dementia associated with psychotic disorders in later life: the health in men study (HIMS)","volume":"49","author":"Almeida","year":"2019","journal-title":"Psychol Med"},{"key":"10.1016\/j.jagp.2025.02.004_bib0022","doi-asserted-by":"crossref","first-page":"1190","DOI":"10.1016\/j.jagp.2023.07.012","article-title":"Neuropsychiatric symptoms and Alzheimer Disease biomarkers independently predict progression to incident cognitive impairment","volume":"31","author":"Babulal","year":"2023","journal-title":"Am J Geriatr Psychiatry"},{"key":"10.1016\/j.jagp.2025.02.004_bib0023","doi-asserted-by":"crossref","first-page":"381","DOI":"10.1038\/s41588-018-0059-2","article-title":"Common schizophrenia alleles are enriched in mutation-intolerant genes and in regions under strong background selection","volume":"50","author":"Pardi\u00f1as","year":"2018","journal-title":"Nat Genet"},{"key":"10.1016\/j.jagp.2025.02.004_bib0024","doi-asserted-by":"crossref","first-page":"1371","DOI":"10.1016\/S0140-6736(12)62129-1","article-title":"Identification of risk loci with shared effects on five major psychiatric disorders: a genome-wide analysis","volume":"381","year":"2013","journal-title":"Lancet Lond Engl"},{"key":"10.1016\/j.jagp.2025.02.004_bib0025","doi-asserted-by":"crossref","first-page":"220","DOI":"10.1159\/000107084","article-title":"Validity of dementia diagnoses in the Danish hospital registers dement","volume":"24","author":"Phung","year":"2007","journal-title":"Geriatr Cogn Disord"}],"container-title":["The American Journal of Geriatric Psychiatry"],"original-title":[],"language":"en","link":[{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1064748125000363?httpAccept=text\/xml","content-type":"text\/xml","content-version":"vor","intended-application":"text-mining"},{"URL":"https:\/\/api.elsevier.com\/content\/article\/PII:S1064748125000363?httpAccept=text\/plain","content-type":"text\/plain","content-version":"vor","intended-application":"text-mining"}],"deposited":{"date-parts":[[2026,3,30]],"date-time":"2026-03-30T11:27:06Z","timestamp":1774870026000},"score":1,"resource":{"primary":{"URL":"https:\/\/linkinghub.elsevier.com\/retrieve\/pii\/S1064748125000363"}},"subtitle":[],"short-title":[],"issued":{"date-parts":[[2025,9]]},"references-count":25,"journal-issue":{"issue":"9","published-print":{"date-parts":[[2025,9]]}},"alternative-id":["S1064748125000363"],"URL":"https:\/\/doi.org\/10.1016\/j.jagp.2025.02.004","relation":{},"ISSN":["1064-7481"],"issn-type":[{"value":"1064-7481","type":"print"}],"subject":[],"published":{"date-parts":[[2025,9]]},"assertion":[{"value":"Elsevier","name":"publisher","label":"This article is maintained by"},{"value":"Sociodemographic Characteristics, Dementia, and Familial Risk in Patients With Paraphrenia: A Danish Register-Based Cohort Study","name":"articletitle","label":"Article Title"},{"value":"The American Journal of Geriatric Psychiatry","name":"journaltitle","label":"Journal Title"},{"value":"https:\/\/doi.org\/10.1016\/j.jagp.2025.02.004","name":"articlelink","label":"CrossRef DOI link to publisher maintained version"},{"value":"article","name":"content_type","label":"Content Type"},{"value":"\u00a9 2025 American Association for Geriatric Psychiatry. Published by Elsevier Inc. All rights are reserved, including those for text and data mining, AI training, and similar technologies.","name":"copyright","label":"Copyright"}]}}