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A predictive score for COVID-19 diagnosis using clinical, laboratory and chest image data.

Identifieur interne : 000030 ( Main/Exploration ); précédent : 000029; suivant : 000031

A predictive score for COVID-19 diagnosis using clinical, laboratory and chest image data.

Auteurs : Tarsila Vieceli [Brésil] ; Cilomar Martins De Oliveira Filho [Brésil] ; Mariana Berger [Brésil] ; Marina Petersen Saadi [Brésil] ; Pedro Antonio Salvador [Brésil] ; Leonardo Bressan Anizelli [Brésil] ; Pedro Castilhos De Freitas Crivelaro [Brésil] ; Mauricio Butzke [Brésil] ; Roberta De Souza Zappelini [Brésil] ; Beatriz Graeff Dos Santos Seligman [Brésil] ; Renato Seligman [Brésil]

Source :

RBID : pubmed:32721387

Descripteurs français

English descriptors

Abstract

OBJECTIVES

Differential diagnosis of COVID-19 includes a broad range of conditions. Prioritizing containment efforts, protective personal equipment and testing can be challenging. Our aim was to develop a tool to identify patients with higher probability of COVID-19 diagnosis at admission.

METHODS

This cross-sectional study analyzed data from 100 patients admitted with suspected COVID-19. Predictive models of COVID-19 diagnosis were performed based on radiology, clinical and laboratory findings; bootstrapping was performed in order to account for overfitting.

RESULTS

A total of 29% of patients tested positive for SARS-CoV-2. Variables associated with COVID-19 diagnosis in multivariate analysis were leukocyte count ≤7.7×10

CONCLUSIONS

Considering unavailability of RT-PCR at some centers, as well as its questionable early sensitivity, other tools might be used in order to identify patients who should be prioritized for testing, re-testing and admission to isolated wards. We propose a predictive score that can be easily applied in clinical practice. This score is yet to be validated in larger populations.


DOI: 10.1016/j.bjid.2020.06.009
PubMed: 32721387
PubMed Central: PMC7381934


Affiliations:


Links toward previous steps (curation, corpus...)


Le document en format XML

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<term>Coronavirus Infections (diagnosis)</term>
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<b>OBJECTIVES</b>
</p>
<p>Differential diagnosis of COVID-19 includes a broad range of conditions. Prioritizing containment efforts, protective personal equipment and testing can be challenging. Our aim was to develop a tool to identify patients with higher probability of COVID-19 diagnosis at admission.</p>
</div>
<div type="abstract" xml:lang="en">
<p>
<b>METHODS</b>
</p>
<p>This cross-sectional study analyzed data from 100 patients admitted with suspected COVID-19. Predictive models of COVID-19 diagnosis were performed based on radiology, clinical and laboratory findings; bootstrapping was performed in order to account for overfitting.</p>
</div>
<div type="abstract" xml:lang="en">
<p>
<b>RESULTS</b>
</p>
<p>A total of 29% of patients tested positive for SARS-CoV-2. Variables associated with COVID-19 diagnosis in multivariate analysis were leukocyte count ≤7.7×10</p>
</div>
<div type="abstract" xml:lang="en">
<p>
<b>CONCLUSIONS</b>
</p>
<p>Considering unavailability of RT-PCR at some centers, as well as its questionable early sensitivity, other tools might be used in order to identify patients who should be prioritized for testing, re-testing and admission to isolated wards. We propose a predictive score that can be easily applied in clinical practice. This score is yet to be validated in larger populations.</p>
</div>
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<AbstractText Label="OBJECTIVES" NlmCategory="OBJECTIVE">Differential diagnosis of COVID-19 includes a broad range of conditions. Prioritizing containment efforts, protective personal equipment and testing can be challenging. Our aim was to develop a tool to identify patients with higher probability of COVID-19 diagnosis at admission.</AbstractText>
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mm
<sup>-3</sup>
, LDH >273U/L, and chest radiographic abnormality. A predictive score was built for COVID-19 diagnosis, with an area under ROC curve of 0.847 (95% CI 0.77-0.92), 96% sensitivity and 73.5% specificity. After bootstrapping, the corrected AUC for this model was 0.827 (95% CI 0.75-0.90).</AbstractText>
<AbstractText Label="CONCLUSIONS" NlmCategory="CONCLUSIONS">Considering unavailability of RT-PCR at some centers, as well as its questionable early sensitivity, other tools might be used in order to identify patients who should be prioritized for testing, re-testing and admission to isolated wards. We propose a predictive score that can be easily applied in clinical practice. This score is yet to be validated in larger populations.</AbstractText>
<CopyrightInformation>Copyright © 2020 Sociedade Brasileira de Infectologia. Published by Elsevier España, S.L.U. All rights reserved.</CopyrightInformation>
</Abstract>
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<Affiliation>Hospital de Clínicas de Porto Alegre, Departamento de Medicina Interna, Porto Alegre, RS, Brazil.</Affiliation>
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</PublicationTypeList>
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<Year>2020</Year>
<Month>07</Month>
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<MedlineTA>Braz J Infect Dis</MedlineTA>
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<ISSNLinking>1413-8670</ISSNLinking>
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