Study of the sensitivity and specificity of smell and taste disorders as a predictive factor of SARS-CoV-2 infection among primary care healthcare professionals: a retrospective observational study

Background: Among the manifestations of COVID-19 are taste and smell disorders (TSDs). Aim: To evaluate the sensitivity and specificity of TSDs and other associated symptoms to estimate predictive values for determining SARS-CoV-2 infection. Design & setting: A retrospective observational study...

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Main Authors: Anna Ruiz-Comellas, Pere Roura Poch, Glòria Sauch Valmaña, Víctor Guadalupe-Fernández, Jacobo Mendioroz Peña, Queralt Miró Catalina, Josep Vidal-Alaball, Anna Ramirez-Morros
Format: Article
Language:English
Published: Royal College of General Practitioners 2022-06-01
Series:BJGP Open
Subjects:
Online Access:https://bjgpopen.org/content/6/2/BJGPO.2021.0141
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author Anna Ruiz-Comellas
Pere Roura Poch
Glòria Sauch Valmaña
Víctor Guadalupe-Fernández
Jacobo Mendioroz Peña
Queralt Miró Catalina
Josep Vidal-Alaball
Anna Ramirez-Morros
author_facet Anna Ruiz-Comellas
Pere Roura Poch
Glòria Sauch Valmaña
Víctor Guadalupe-Fernández
Jacobo Mendioroz Peña
Queralt Miró Catalina
Josep Vidal-Alaball
Anna Ramirez-Morros
author_sort Anna Ruiz-Comellas
collection DOAJ
description Background: Among the manifestations of COVID-19 are taste and smell disorders (TSDs). Aim: To evaluate the sensitivity and specificity of TSDs and other associated symptoms to estimate predictive values for determining SARS-CoV-2 infection. Design & setting: A retrospective observational study of healthcare professionals in Catalonia, Spain. Method: A study of the sensitivity and specificity of TSDs has been carried out using the polymerase chain reaction (PCR) test for the diagnosis of SARS-CoV-2 as the gold standard value. Logistic regressions adjusted for age and sex were performed to identify additional symptoms that might be associated with COVID-19. Results: The results are based on 226 healthcare workers with clinical symptoms suggestive of COVID-19, 116 with positive PCR and 110 with negative PCR. TSDs had an odds ratio (OR) of 12.4 (95% confidence interval [CI] = 6.3 to 26.2), sensitivity 60.3% and specificity 89.1%. In the logistic regression model, the association of TSD, fever or low-grade fever, shivering, dyspnoea, arthralgia, and myalgia obtained an area under the curve (AUC) of 85.7% (95% CI = 80.7 % to 90.7 %), sensitivity 82.8 %, specificity 80.0%, and positive predictive values 81.4% and negative 81.5%. Conclusion: TSDs are a strong predictor of COVID-19. The association of TSD, fever, low-grade fever or shivering, dyspnoea, arthralgia, and myalgia correctly predicts 85.7% of the results of the COVID-19 test.
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spelling doaj.art-509875ddb02d412bb3287c1047c1b6362022-12-22T01:44:53ZengRoyal College of General PractitionersBJGP Open2398-37952022-06-016210.3399/BJGPO.2021.0141Study of the sensitivity and specificity of smell and taste disorders as a predictive factor of SARS-CoV-2 infection among primary care healthcare professionals: a retrospective observational studyAnna Ruiz-Comellas0Pere Roura Poch1Glòria Sauch Valmaña2Víctor Guadalupe-Fernández3Jacobo Mendioroz Peña4Queralt Miró Catalina5Josep Vidal-Alaball6Anna Ramirez-Morros7Centre d'Atenció Primària (CAP) Sant Joan de Vilatorrada. Gerència Territorial de la Catalunya Central, Institut Català de la Salut, Sant Fruitós de Bages, SpainUnitat de Suport a la Recerca de la Catalunya Central, Fundació Institut Universitari per a la Recerca a l’Atenció Primària de Salut Jordi Gol i Gurina, Barcelona, SpainHealth Promotion in Rural Areas Research Group, Institut Català de la Salut, Sant Fruitós de Bages, SpainEpidemiological Surveillance and Response to Public Health Emergencies Service, Public Health Agency of Catalonia, Barcelona, SpainEpidemiological Surveillance and Response to Public Health Emergencies Service, Public Health Agency of Catalonia, Barcelona, SpainUnitat de Suport a la Recerca de la Catalunya Central, Fundació Institut Universitari per a la Recerca a l’Atenció Primària de Salut Jordi Gol i Gurina, Barcelona, SpainHealth Promotion in Rural Areas Research Group, Institut Català de la Salut, Sant Fruitós de Bages, SpainUnitat de Suport a la Recerca de la Catalunya Central, Fundació Institut Universitari per a la Recerca a l’Atenció Primària de Salut Jordi Gol i Gurina, Barcelona, SpainBackground: Among the manifestations of COVID-19 are taste and smell disorders (TSDs). Aim: To evaluate the sensitivity and specificity of TSDs and other associated symptoms to estimate predictive values for determining SARS-CoV-2 infection. Design & setting: A retrospective observational study of healthcare professionals in Catalonia, Spain. Method: A study of the sensitivity and specificity of TSDs has been carried out using the polymerase chain reaction (PCR) test for the diagnosis of SARS-CoV-2 as the gold standard value. Logistic regressions adjusted for age and sex were performed to identify additional symptoms that might be associated with COVID-19. Results: The results are based on 226 healthcare workers with clinical symptoms suggestive of COVID-19, 116 with positive PCR and 110 with negative PCR. TSDs had an odds ratio (OR) of 12.4 (95% confidence interval [CI] = 6.3 to 26.2), sensitivity 60.3% and specificity 89.1%. In the logistic regression model, the association of TSD, fever or low-grade fever, shivering, dyspnoea, arthralgia, and myalgia obtained an area under the curve (AUC) of 85.7% (95% CI = 80.7 % to 90.7 %), sensitivity 82.8 %, specificity 80.0%, and positive predictive values 81.4% and negative 81.5%. Conclusion: TSDs are a strong predictor of COVID-19. The association of TSD, fever, low-grade fever or shivering, dyspnoea, arthralgia, and myalgia correctly predicts 85.7% of the results of the COVID-19 test.https://bjgpopen.org/content/6/2/BJGPO.2021.0141covid-19change in sense of tastechange in sense of smellsensitivity and specificityprimary health caregeneral practice
spellingShingle Anna Ruiz-Comellas
Pere Roura Poch
Glòria Sauch Valmaña
Víctor Guadalupe-Fernández
Jacobo Mendioroz Peña
Queralt Miró Catalina
Josep Vidal-Alaball
Anna Ramirez-Morros
Study of the sensitivity and specificity of smell and taste disorders as a predictive factor of SARS-CoV-2 infection among primary care healthcare professionals: a retrospective observational study
BJGP Open
covid-19
change in sense of taste
change in sense of smell
sensitivity and specificity
primary health care
general practice
title Study of the sensitivity and specificity of smell and taste disorders as a predictive factor of SARS-CoV-2 infection among primary care healthcare professionals: a retrospective observational study
title_full Study of the sensitivity and specificity of smell and taste disorders as a predictive factor of SARS-CoV-2 infection among primary care healthcare professionals: a retrospective observational study
title_fullStr Study of the sensitivity and specificity of smell and taste disorders as a predictive factor of SARS-CoV-2 infection among primary care healthcare professionals: a retrospective observational study
title_full_unstemmed Study of the sensitivity and specificity of smell and taste disorders as a predictive factor of SARS-CoV-2 infection among primary care healthcare professionals: a retrospective observational study
title_short Study of the sensitivity and specificity of smell and taste disorders as a predictive factor of SARS-CoV-2 infection among primary care healthcare professionals: a retrospective observational study
title_sort study of the sensitivity and specificity of smell and taste disorders as a predictive factor of sars cov 2 infection among primary care healthcare professionals a retrospective observational study
topic covid-19
change in sense of taste
change in sense of smell
sensitivity and specificity
primary health care
general practice
url https://bjgpopen.org/content/6/2/BJGPO.2021.0141
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