Extended SEIQR type model for COVID-19 epidemic and data analysis

An extended SEIQR type model is considered in order to model the COVID-19 epidemic. It contains the classes of susceptible individuals, exposed, infected symptomatic and asymptomatic, quarantined, hospitalized and recovered. The basic reproduction number and the final size of epidemic are determined...

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Main Authors: Swarnali Sharma, Vitaly Volpert, Malay Banerjee
Format: Article
Language:English
Published: AIMS Press 2020-11-01
Series:Mathematical Biosciences and Engineering
Subjects:
Online Access:https://www.aimspress.com/article/doi/10.3934/mbe.2020386?viewType=HTML
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author Swarnali Sharma
Vitaly Volpert
Malay Banerjee
author_facet Swarnali Sharma
Vitaly Volpert
Malay Banerjee
author_sort Swarnali Sharma
collection DOAJ
description An extended SEIQR type model is considered in order to model the COVID-19 epidemic. It contains the classes of susceptible individuals, exposed, infected symptomatic and asymptomatic, quarantined, hospitalized and recovered. The basic reproduction number and the final size of epidemic are determined. The model is used to fit available data for some European countries. A more detailed model with two different subclasses of susceptible individuals is introduced in order to study the influence of social interaction on the disease progression. The coefficient of social interaction K characterizes the level of social contacts in comparison with complete lockdown (K=0) and the absence of lockdown (K=1). The fitting of data shows that the actual level of this coefficient in some European countries is about 0.1, characterizing a slow disease progression. A slight increase of this value in the autumn can lead to a strong epidemic burst.
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spelling doaj.art-b06075d1e5774abd8b7915b9b36866fd2022-12-21T23:09:47ZengAIMS PressMathematical Biosciences and Engineering1551-00182020-11-011767562760410.3934/mbe.2020386Extended SEIQR type model for COVID-19 epidemic and data analysisSwarnali Sharma0Vitaly Volpert1Malay Banerjee21. Department of Mathematics, Vijaygarh Jyotish Ray College, Kolkata - 700032, India2. Institut Camille Jordan, UMR 5208 CNRS, University Lyon 1, 69622 Villeurbanne, France 3. INRIA Team Dracula, INRIA Lyon La Doua, 69603 Villeurbanne, France 4. Peoples Friendship University of Russia (RUDN University), 6 Miklukho-Maklaya St, Moscow, 117198, Russian Federation5. Department of Mathematics & Statistics, IIT Kanpur, Kanpur - 208016, IndiaAn extended SEIQR type model is considered in order to model the COVID-19 epidemic. It contains the classes of susceptible individuals, exposed, infected symptomatic and asymptomatic, quarantined, hospitalized and recovered. The basic reproduction number and the final size of epidemic are determined. The model is used to fit available data for some European countries. A more detailed model with two different subclasses of susceptible individuals is introduced in order to study the influence of social interaction on the disease progression. The coefficient of social interaction K characterizes the level of social contacts in comparison with complete lockdown (K=0) and the absence of lockdown (K=1). The fitting of data shows that the actual level of this coefficient in some European countries is about 0.1, characterizing a slow disease progression. A slight increase of this value in the autumn can lead to a strong epidemic burst.https://www.aimspress.com/article/doi/10.3934/mbe.2020386?viewType=HTMLcovid-19reproduction numbertwo group modelrelapse
spellingShingle Swarnali Sharma
Vitaly Volpert
Malay Banerjee
Extended SEIQR type model for COVID-19 epidemic and data analysis
Mathematical Biosciences and Engineering
covid-19
reproduction number
two group model
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title Extended SEIQR type model for COVID-19 epidemic and data analysis
title_full Extended SEIQR type model for COVID-19 epidemic and data analysis
title_fullStr Extended SEIQR type model for COVID-19 epidemic and data analysis
title_full_unstemmed Extended SEIQR type model for COVID-19 epidemic and data analysis
title_short Extended SEIQR type model for COVID-19 epidemic and data analysis
title_sort extended seiqr type model for covid 19 epidemic and data analysis
topic covid-19
reproduction number
two group model
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url https://www.aimspress.com/article/doi/10.3934/mbe.2020386?viewType=HTML
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AT malaybanerjee extendedseiqrtypemodelforcovid19epidemicanddataanalysis