Article ; Online: Clinical course and prognostic factors of COVID-19 infection in an elderly hospitalized population.
Archives of gerontology and geriatrics
2020 Volume 91, Page(s) 104204
Abstract: Introduction: Older subjects have a higher risk of COVID-19 infection and a greater mortality. However, there is a lack of studies evaluating the characteristics of this infection at advanced age.: Patients and methods: We studied 404 patients ≥ 75 ... ...
Abstract | Introduction: Older subjects have a higher risk of COVID-19 infection and a greater mortality. However, there is a lack of studies evaluating the characteristics of this infection at advanced age. Patients and methods: We studied 404 patients ≥ 75 years (mean age 85.2 ± 5.3 years, 55 % males), with PCR-confirmed COVID-19 infection, attended in two hospitals in Madrid (Spain). Patients were followed-up until they were discharged from the hospital or until death. Results: Symptoms started 2-7 days before admission, and consisted of fever (64 %), cough (59 %), and dyspnea (57 %). A total of 145 patients (35.9 %) died a median of 9 days after hospitalization. In logistic regression analysis, predictive factors of death were age (OR 1.086; 1.015-1.161 per year, p = 0.016), heart rate (1.040; 1.018-1.061 per beat, p < 0.0001), a decline in renal function during hospitalization (OR 7.270; 2.586-20.441, p < 0.0001) and worsening dyspnea during hospitalization (OR 73.616; 30.642-176.857, p < 0.0001). Factors predicting survival were a female sex (OR 0.271; 0.128-0.575, p = 0.001), previous treatment with RAAS inhibitors (OR 0.459; 0.222-0.949, p = 0.036), a higher oxygen saturation at admission (OR 0.901; 0.842-0.963 per percentage point increase, p = 0.002), and a greater platelet count (OR 0.995; 0.991-0.999 per 10 Conclusion: Elderly patients with COVID-19 infection have a similar clinical course to younger individuals. Previous treatment with RAAS inhibitors, and demographic, clinical and laboratory data influence prognosis. |
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Keywords | covid19 |
Language | English |
Publishing date | 2020-07-27 |
Publishing country | Netherlands |
Document type | Journal Article |
ZDB-ID | 603162-6 |
ISSN | 1872-6976 ; 0167-4943 |
ISSN (online) | 1872-6976 |
ISSN | 0167-4943 |
DOI | 10.1016/j.archger.2020.104204 |
Database | MEDical Literature Analysis and Retrieval System OnLINE |
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