Model based on COVID-19 evidence to predict and improve pandemic control.

Based on the extensive data accumulated during the COVID-19 pandemic, we put forward simple to implement indicators, that should alert authorities and provide early warnings of an impending sanitary crisis. In fact, Testing, Tracing, and Isolation (TTI) in conjunction with disciplined social distanc...

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Main Authors: Rafael I González, Pablo S Moya, Eduardo M Bringa, Gonzalo Bacigalupe, Muriel Ramírez-Santana, Miguel Kiwi
Format: Article
Language:English
Published: Public Library of Science (PLoS) 2023-01-01
Series:PLoS ONE
Online Access:https://doi.org/10.1371/journal.pone.0286747
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author Rafael I González
Pablo S Moya
Eduardo M Bringa
Gonzalo Bacigalupe
Muriel Ramírez-Santana
Miguel Kiwi
author_facet Rafael I González
Pablo S Moya
Eduardo M Bringa
Gonzalo Bacigalupe
Muriel Ramírez-Santana
Miguel Kiwi
author_sort Rafael I González
collection DOAJ
description Based on the extensive data accumulated during the COVID-19 pandemic, we put forward simple to implement indicators, that should alert authorities and provide early warnings of an impending sanitary crisis. In fact, Testing, Tracing, and Isolation (TTI) in conjunction with disciplined social distancing and vaccination were expected to achieve negligible COVID-19 contagion levels; however, they proved to be insufficient, and their implementation has led to controversial social, economic and ethical challenges. This paper focuses on the development of simple indicators, based on the experience gained by COVID-19 data, which provide a sort of yellow light as to when an epidemic might expand, despite some short term decrements. We show that if case growth is not stopped during the 7 to 14 days after onset, the growth risk increases considerably, and warrants immediate attention. Our model examines not only the COVID contagion propagation speed, but also how it accelerates as a function of time. We identify trends that emerge under the various policies that were applied, as well as their differences among countries. The data for all countries was obtained from ourworldindata.org. Our main conclusion is that if the reduction spread is lost during one, or at most two weeks, urgent measures should be implemented to avoid scenarios in which the epidemic gains strong impetus.
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spelling doaj.art-10e31aa2bf9942728acdac431fb67eda2023-12-12T05:36:25ZengPublic Library of Science (PLoS)PLoS ONE1932-62032023-01-01186e028674710.1371/journal.pone.0286747Model based on COVID-19 evidence to predict and improve pandemic control.Rafael I GonzálezPablo S MoyaEduardo M BringaGonzalo BacigalupeMuriel Ramírez-SantanaMiguel KiwiBased on the extensive data accumulated during the COVID-19 pandemic, we put forward simple to implement indicators, that should alert authorities and provide early warnings of an impending sanitary crisis. In fact, Testing, Tracing, and Isolation (TTI) in conjunction with disciplined social distancing and vaccination were expected to achieve negligible COVID-19 contagion levels; however, they proved to be insufficient, and their implementation has led to controversial social, economic and ethical challenges. This paper focuses on the development of simple indicators, based on the experience gained by COVID-19 data, which provide a sort of yellow light as to when an epidemic might expand, despite some short term decrements. We show that if case growth is not stopped during the 7 to 14 days after onset, the growth risk increases considerably, and warrants immediate attention. Our model examines not only the COVID contagion propagation speed, but also how it accelerates as a function of time. We identify trends that emerge under the various policies that were applied, as well as their differences among countries. The data for all countries was obtained from ourworldindata.org. Our main conclusion is that if the reduction spread is lost during one, or at most two weeks, urgent measures should be implemented to avoid scenarios in which the epidemic gains strong impetus.https://doi.org/10.1371/journal.pone.0286747
spellingShingle Rafael I González
Pablo S Moya
Eduardo M Bringa
Gonzalo Bacigalupe
Muriel Ramírez-Santana
Miguel Kiwi
Model based on COVID-19 evidence to predict and improve pandemic control.
PLoS ONE
title Model based on COVID-19 evidence to predict and improve pandemic control.
title_full Model based on COVID-19 evidence to predict and improve pandemic control.
title_fullStr Model based on COVID-19 evidence to predict and improve pandemic control.
title_full_unstemmed Model based on COVID-19 evidence to predict and improve pandemic control.
title_short Model based on COVID-19 evidence to predict and improve pandemic control.
title_sort model based on covid 19 evidence to predict and improve pandemic control
url https://doi.org/10.1371/journal.pone.0286747
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