Key epidemiological indicators and spatial autocorrelation patterns across five waves of COVID-19 in Catalonia

Abstract This research studies the evolution of COVID-19 crude incident rates, effective reproduction number R(t) and their relationship with incidence spatial autocorrelation patterns in the 19 months following the disease outbreak in Catalonia (Spain). A cross-sectional ecological panel design bas...

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Main Authors: Francesc Belvis, Alberto Aleta, Álvaro Padilla-Pozo, Juan-M. Pericàs, Juan Fernández-Gracia, Jorge P. Rodríguez, Víctor M. Eguíluz, Charles Novaes De Santana, Mireia Julià, Joan Benach, the COVID-SHINE group
Format: Article
Language:English
Published: Nature Portfolio 2023-06-01
Series:Scientific Reports
Online Access:https://doi.org/10.1038/s41598-023-36169-2
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author Francesc Belvis
Alberto Aleta
Álvaro Padilla-Pozo
Juan-M. Pericàs
Juan Fernández-Gracia
Jorge P. Rodríguez
Víctor M. Eguíluz
Charles Novaes De Santana
Mireia Julià
Joan Benach
the COVID-SHINE group
author_facet Francesc Belvis
Alberto Aleta
Álvaro Padilla-Pozo
Juan-M. Pericàs
Juan Fernández-Gracia
Jorge P. Rodríguez
Víctor M. Eguíluz
Charles Novaes De Santana
Mireia Julià
Joan Benach
the COVID-SHINE group
author_sort Francesc Belvis
collection DOAJ
description Abstract This research studies the evolution of COVID-19 crude incident rates, effective reproduction number R(t) and their relationship with incidence spatial autocorrelation patterns in the 19 months following the disease outbreak in Catalonia (Spain). A cross-sectional ecological panel design based on n = 371 health-care geographical units is used. Five general outbreaks are described, systematically preceded by generalized values of R(t) > 1 in the two previous weeks. No clear regularities concerning possible initial focus appear when comparing waves. As for autocorrelation, we identify a wave’s baseline pattern in which global Moran’s I increases rapidly in the first weeks of the outbreak to descend later. However, some waves significantly depart from the baseline. In the simulations, both baseline pattern and departures can be reproduced when measures aimed at reducing mobility and virus transmissibility are introduced. Spatial autocorrelation is inherently contingent on the outbreak phase and is also substantially modified by external interventions affecting human behavior.
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spelling doaj.art-4694d62fb42f420aa71f3f1b3bf516df2023-06-18T11:13:27ZengNature PortfolioScientific Reports2045-23222023-06-0113111110.1038/s41598-023-36169-2Key epidemiological indicators and spatial autocorrelation patterns across five waves of COVID-19 in CataloniaFrancesc Belvis0Alberto Aleta1Álvaro Padilla-Pozo2Juan-M. Pericàs3Juan Fernández-Gracia4Jorge P. Rodríguez5Víctor M. Eguíluz6Charles Novaes De Santana7Mireia Julià8Joan Benach9the COVID-SHINE groupResearch Group on Health Inequalities, Environment, and Employment Conditions (GREDS-EMCONET), Department of Political and Social Sciences, Universitat Pompeu FabraInstitute for Biocomputation and Physics of Complex Systems (BIFI), University of ZaragozaResearch Group on Health Inequalities, Environment, and Employment Conditions (GREDS-EMCONET), Department of Political and Social Sciences, Universitat Pompeu FabraResearch Group on Health Inequalities, Environment, and Employment Conditions (GREDS-EMCONET), Department of Political and Social Sciences, Universitat Pompeu FabraInstituto de Física Interdisciplinar Y Sistemas Complejos IFISC (CSIC-UIB)Instituto de Física Interdisciplinar Y Sistemas Complejos IFISC (CSIC-UIB)Instituto de Física Interdisciplinar Y Sistemas Complejos IFISC (CSIC-UIB)Instituto de Física Interdisciplinar Y Sistemas Complejos IFISC (CSIC-UIB)Research Group on Health Inequalities, Environment, and Employment Conditions (GREDS-EMCONET), Department of Political and Social Sciences, Universitat Pompeu FabraResearch Group on Health Inequalities, Environment, and Employment Conditions (GREDS-EMCONET), Department of Political and Social Sciences, Universitat Pompeu FabraAbstract This research studies the evolution of COVID-19 crude incident rates, effective reproduction number R(t) and their relationship with incidence spatial autocorrelation patterns in the 19 months following the disease outbreak in Catalonia (Spain). A cross-sectional ecological panel design based on n = 371 health-care geographical units is used. Five general outbreaks are described, systematically preceded by generalized values of R(t) > 1 in the two previous weeks. No clear regularities concerning possible initial focus appear when comparing waves. As for autocorrelation, we identify a wave’s baseline pattern in which global Moran’s I increases rapidly in the first weeks of the outbreak to descend later. However, some waves significantly depart from the baseline. In the simulations, both baseline pattern and departures can be reproduced when measures aimed at reducing mobility and virus transmissibility are introduced. Spatial autocorrelation is inherently contingent on the outbreak phase and is also substantially modified by external interventions affecting human behavior.https://doi.org/10.1038/s41598-023-36169-2
spellingShingle Francesc Belvis
Alberto Aleta
Álvaro Padilla-Pozo
Juan-M. Pericàs
Juan Fernández-Gracia
Jorge P. Rodríguez
Víctor M. Eguíluz
Charles Novaes De Santana
Mireia Julià
Joan Benach
the COVID-SHINE group
Key epidemiological indicators and spatial autocorrelation patterns across five waves of COVID-19 in Catalonia
Scientific Reports
title Key epidemiological indicators and spatial autocorrelation patterns across five waves of COVID-19 in Catalonia
title_full Key epidemiological indicators and spatial autocorrelation patterns across five waves of COVID-19 in Catalonia
title_fullStr Key epidemiological indicators and spatial autocorrelation patterns across five waves of COVID-19 in Catalonia
title_full_unstemmed Key epidemiological indicators and spatial autocorrelation patterns across five waves of COVID-19 in Catalonia
title_short Key epidemiological indicators and spatial autocorrelation patterns across five waves of COVID-19 in Catalonia
title_sort key epidemiological indicators and spatial autocorrelation patterns across five waves of covid 19 in catalonia
url https://doi.org/10.1038/s41598-023-36169-2
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