COVID-19 in adults with dementia: clinical features and risk factors of mortality—a clinical cohort study on 125 patients

Autor: Agathe Vrillon, Elsa Mhanna, Clément Aveneau, Manon Lebozec, Lina Grosset, Diane Nankam, Fernanda Albuquerque, Raphaelle Razou Feroldi, Barbara Maakaroun, Iana Pissareva, Dalenda Cherni Gherissi, Julien Azuar, Véronique François, Claire Hourrègue, Julien Dumurgier, Lisette Volpe-Gillot, Claire Paquet
Jazyk: angličtina
Rok vydání: 2021
Předmět:
Zdroj: Alzheimer’s Research & Therapy, Vol 13, Iss 1, Pp 1-8 (2021)
Druh dokumentu: article
ISSN: 1758-9193
DOI: 10.1186/s13195-021-00820-9
Popis: Abstract Background There is limited evidence on the characteristics and outcome of patients with dementia hospitalised for novel coronavirus infection (COVID-19). Method We conducted a prospective study in 2 gerontologic COVID units in Paris, France, from March 14, 2020, to May 7, 2020. Patients with dementia hospitalised for confirmed COVID-19 infection were systematically enrolled. A binary logistic regression analysis was performed to identify factors associated with mortality at 21 days. Results We included 125 patients. Median age was 86 (IQI 82–90); 59.4% were female. Most common causes of dementia were Alzheimer’s disease, mixed dementia and vascular dementia. 67.2% had ≥ 2 comorbidities; 40.2% lived in a long-term care facility. The most common symptoms at COVID-19 onset were confusion and delirium (82.4%), asthenia (76.8%) and fever (72.8%) before polypnea (51.2%) and desaturation (50.4%). Falls were frequent at the initial phase of the disease (35.2%). The fatality rate at 21 days was 22.4%. Chronic kidney disease and CRP at admission were independent factors of death. Persisting confusion, mood and behavioural disorders were observed in survivors (19.2%). Conclusion COVID-19 in demented individuals is associated with severe outcome in SARS-CoV-2 infection and is characterised by specific clinical features and complications, with confusion and delirium at the forefront. COVID-19 testing should be considered in front of any significant change from baseline.
Databáze: Directory of Open Access Journals
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