Movement restrictions, vaccine coverage, and reduction of the COVID-19 incidence rate in the fourth wave of the pandemic: Analysis results from 63 provinces in Vietnam

On April 27, 2021, the fourth wave of the coronavirus disease 2019 (COVID-19) pandemic originating from the Delta variant of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) began in Vietnam. The adoption of travel restrictions, coupled with rapid vaccination and mask-wearing, is a g...

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Main Authors: Hanh My Bui, Minh Hoang Ha, Thang Phuoc Dao, Manh Duy Vu, Thai Quang Pham, Minh Loi Nguyen, Minh Hong Phan, Mai Thi Thanh Nguyen, Xuyen Hong Thi Hoang, Huong Thu Thi Ngo, Minh Do Van, Cuong Le Quang
Format: Article
Language:English
Published: Frontiers Media S.A. 2023-01-01
Series:Frontiers in Public Health
Subjects:
Online Access:https://www.frontiersin.org/articles/10.3389/fpubh.2022.988107/full
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author Hanh My Bui
Hanh My Bui
Hanh My Bui
Hanh My Bui
Minh Hoang Ha
Thang Phuoc Dao
Manh Duy Vu
Thai Quang Pham
Minh Loi Nguyen
Minh Hong Phan
Mai Thi Thanh Nguyen
Xuyen Hong Thi Hoang
Xuyen Hong Thi Hoang
Huong Thu Thi Ngo
Minh Do Van
Cuong Le Quang
author_facet Hanh My Bui
Hanh My Bui
Hanh My Bui
Hanh My Bui
Minh Hoang Ha
Thang Phuoc Dao
Manh Duy Vu
Thai Quang Pham
Minh Loi Nguyen
Minh Hong Phan
Mai Thi Thanh Nguyen
Xuyen Hong Thi Hoang
Xuyen Hong Thi Hoang
Huong Thu Thi Ngo
Minh Do Van
Cuong Le Quang
author_sort Hanh My Bui
collection DOAJ
description On April 27, 2021, the fourth wave of the coronavirus disease 2019 (COVID-19) pandemic originating from the Delta variant of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) began in Vietnam. The adoption of travel restrictions, coupled with rapid vaccination and mask-wearing, is a global strategy to prevent the spread of COVID-19. Although trade-off between health and economic development are unavoidable in this situation, little evidence that is specific to Vietnam in terms of movement restrictions, vaccine coverage, and real-time COVID-19 cases is available. Our research question is whether travel restrictions and vaccine coverage are related to changes in the incidence of COVID-19 in each province in Vietnam. We used Google's Global Mobility Data Source, which reports different mobility types, along with reports of vaccine coverage and COVID-19 cases retrieved from publicly and freely available datasets, for this research. Starting from the 50th case per province and incorporating a 14-day period to account for exposure and illness, we examined the association between changes in mobility (from day 27 to 04–03/11/2021) and the ratio of the number of new confirmed cases on a given day to the total number of cases in the past 14 days of indexing (the potentially contagious group in the population) per million population by making use of LOESS regression and logit regression. In two-thirds of the surveyed provinces, a reduction of up to 40% in commuting movement (to the workplace, transit stations, grocery stores, and entertainment venues) was related to a reduction in the number of cases, especially in the early stages of the pandemic. Once both movement and disease prevalence had been mitigated, further restrictions offered little additional benefit. These results indicate the importance of early and decisive actions during the pandemic.
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spelling doaj.art-7d18cde582234e5fb43f2ca70d46aa8c2023-01-12T06:29:18ZengFrontiers Media S.A.Frontiers in Public Health2296-25652023-01-011010.3389/fpubh.2022.988107988107Movement restrictions, vaccine coverage, and reduction of the COVID-19 incidence rate in the fourth wave of the pandemic: Analysis results from 63 provinces in VietnamHanh My Bui0Hanh My Bui1Hanh My Bui2Hanh My Bui3Minh Hoang Ha4Thang Phuoc Dao5Manh Duy Vu6Thai Quang Pham7Minh Loi Nguyen8Minh Hong Phan9Mai Thi Thanh Nguyen10Xuyen Hong Thi Hoang11Xuyen Hong Thi Hoang12Huong Thu Thi Ngo13Minh Do Van14Cuong Le Quang15Department of Tuberculosis and Lung Disease, Hanoi Medical University, Hanoi, VietnamCenter for Development of Curriculum and Human Resources in Health Hanoi Medical University, Hanoi, VietnamDepartment of Functional Exploration, Hanoi Medical University Hospital, Hanoi, VietnamDepartment of Scientific Research and International Cooperation, Hanoi Medical University Hospital, Hanoi, VietnamORLab, Faculty of Computer Science, Phenikaa University, Hanoi, VietnamDepartment of Scientific Research and International Cooperation, Hanoi Medical University Hospital, Hanoi, VietnamORLab, Faculty of Computer Science, Phenikaa University, Hanoi, VietnamDepartment of Communicable Diseases Control and Prevention, National Institute of Hygiene and Epidemiology, Hanoi, VietnamAdministration of Science Technology and Training, Ministry of Health Vietnam, Hanoi, VietnamOutpatients Department, Bach Mai Hospital, Hanoi, VietnamOutpatients Department, Bach Mai Hospital, Hanoi, VietnamCenter for Development of Curriculum and Human Resources in Health Hanoi Medical University, Hanoi, VietnamDepartment of Scientific Research and International Cooperation, Hanoi Medical University Hospital, Hanoi, VietnamDepartment of Pediatrics, Hanoi Medical University, Hanoi, Vietnam0Department of Orthopedic, Hanoi Medical University, Hanoi, Vietnam1Department of Neurology, Hanoi Medical University, Hanoi, VietnamOn April 27, 2021, the fourth wave of the coronavirus disease 2019 (COVID-19) pandemic originating from the Delta variant of the severe acute respiratory syndrome coronavirus 2 (SARS-CoV-2) began in Vietnam. The adoption of travel restrictions, coupled with rapid vaccination and mask-wearing, is a global strategy to prevent the spread of COVID-19. Although trade-off between health and economic development are unavoidable in this situation, little evidence that is specific to Vietnam in terms of movement restrictions, vaccine coverage, and real-time COVID-19 cases is available. Our research question is whether travel restrictions and vaccine coverage are related to changes in the incidence of COVID-19 in each province in Vietnam. We used Google's Global Mobility Data Source, which reports different mobility types, along with reports of vaccine coverage and COVID-19 cases retrieved from publicly and freely available datasets, for this research. Starting from the 50th case per province and incorporating a 14-day period to account for exposure and illness, we examined the association between changes in mobility (from day 27 to 04–03/11/2021) and the ratio of the number of new confirmed cases on a given day to the total number of cases in the past 14 days of indexing (the potentially contagious group in the population) per million population by making use of LOESS regression and logit regression. In two-thirds of the surveyed provinces, a reduction of up to 40% in commuting movement (to the workplace, transit stations, grocery stores, and entertainment venues) was related to a reduction in the number of cases, especially in the early stages of the pandemic. Once both movement and disease prevalence had been mitigated, further restrictions offered little additional benefit. These results indicate the importance of early and decisive actions during the pandemic.https://www.frontiersin.org/articles/10.3389/fpubh.2022.988107/fullCOVID-19movement restrictionsvaccine coverageVietnamfourth wave
spellingShingle Hanh My Bui
Hanh My Bui
Hanh My Bui
Hanh My Bui
Minh Hoang Ha
Thang Phuoc Dao
Manh Duy Vu
Thai Quang Pham
Minh Loi Nguyen
Minh Hong Phan
Mai Thi Thanh Nguyen
Xuyen Hong Thi Hoang
Xuyen Hong Thi Hoang
Huong Thu Thi Ngo
Minh Do Van
Cuong Le Quang
Movement restrictions, vaccine coverage, and reduction of the COVID-19 incidence rate in the fourth wave of the pandemic: Analysis results from 63 provinces in Vietnam
Frontiers in Public Health
COVID-19
movement restrictions
vaccine coverage
Vietnam
fourth wave
title Movement restrictions, vaccine coverage, and reduction of the COVID-19 incidence rate in the fourth wave of the pandemic: Analysis results from 63 provinces in Vietnam
title_full Movement restrictions, vaccine coverage, and reduction of the COVID-19 incidence rate in the fourth wave of the pandemic: Analysis results from 63 provinces in Vietnam
title_fullStr Movement restrictions, vaccine coverage, and reduction of the COVID-19 incidence rate in the fourth wave of the pandemic: Analysis results from 63 provinces in Vietnam
title_full_unstemmed Movement restrictions, vaccine coverage, and reduction of the COVID-19 incidence rate in the fourth wave of the pandemic: Analysis results from 63 provinces in Vietnam
title_short Movement restrictions, vaccine coverage, and reduction of the COVID-19 incidence rate in the fourth wave of the pandemic: Analysis results from 63 provinces in Vietnam
title_sort movement restrictions vaccine coverage and reduction of the covid 19 incidence rate in the fourth wave of the pandemic analysis results from 63 provinces in vietnam
topic COVID-19
movement restrictions
vaccine coverage
Vietnam
fourth wave
url https://www.frontiersin.org/articles/10.3389/fpubh.2022.988107/full
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