How Spatial Epidemiology Helps Understand Infectious Human Disease Transmission

Both directly and indirectly transmitted infectious diseases in humans are spatial-related. Spatial dimensions include: distances between susceptible humans and the environments shared by people, contaminated materials, and infectious animal species. Therefore, spatial concepts in managing and under...

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Main Authors: Chia-Hsien Lin, Tzai-Hung Wen
Format: Article
Language:English
Published: MDPI AG 2022-08-01
Series:Tropical Medicine and Infectious Disease
Subjects:
Online Access:https://www.mdpi.com/2414-6366/7/8/164
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author Chia-Hsien Lin
Tzai-Hung Wen
author_facet Chia-Hsien Lin
Tzai-Hung Wen
author_sort Chia-Hsien Lin
collection DOAJ
description Both directly and indirectly transmitted infectious diseases in humans are spatial-related. Spatial dimensions include: distances between susceptible humans and the environments shared by people, contaminated materials, and infectious animal species. Therefore, spatial concepts in managing and understanding emerging infectious diseases are crucial. Recently, due to the improvements in computing performance and statistical approaches, there are new possibilities regarding the visualization and analysis of disease spatial data. This review provides commonly used spatial or spatial-temporal approaches in managing infectious diseases. It covers four sections, namely: visualization, overall clustering, hot spot detection, and risk factor identification. The first three sections provide methods and epidemiological applications for both point data (i.e., individual data) and aggregate data (i.e., summaries of individual points). The last section focuses on the spatial regression methods adjusted for neighbour effects or spatial heterogeneity and their implementation. Understanding spatial-temporal variations in the spread of infectious diseases have three positive impacts on the management of diseases. These are: surveillance system improvements, the generation of hypotheses and approvals, and the establishment of prevention and control strategies. Notably, ethics and data quality have to be considered before applying spatial-temporal methods. Developing differential global positioning system methods and optimizing Bayesian estimations are future directions.
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spelling doaj.art-111fcf6245004bdc9c2bab427eee9f8d2023-12-02T00:23:55ZengMDPI AGTropical Medicine and Infectious Disease2414-63662022-08-017816410.3390/tropicalmed7080164How Spatial Epidemiology Helps Understand Infectious Human Disease TransmissionChia-Hsien Lin0Tzai-Hung Wen1Department of Health Promotion and Health Education, National Taiwan Normal University, Taipei City 10610, TaiwanDepartment of Geography, National Taiwan University, Taipei City 10617, TaiwanBoth directly and indirectly transmitted infectious diseases in humans are spatial-related. Spatial dimensions include: distances between susceptible humans and the environments shared by people, contaminated materials, and infectious animal species. Therefore, spatial concepts in managing and understanding emerging infectious diseases are crucial. Recently, due to the improvements in computing performance and statistical approaches, there are new possibilities regarding the visualization and analysis of disease spatial data. This review provides commonly used spatial or spatial-temporal approaches in managing infectious diseases. It covers four sections, namely: visualization, overall clustering, hot spot detection, and risk factor identification. The first three sections provide methods and epidemiological applications for both point data (i.e., individual data) and aggregate data (i.e., summaries of individual points). The last section focuses on the spatial regression methods adjusted for neighbour effects or spatial heterogeneity and their implementation. Understanding spatial-temporal variations in the spread of infectious diseases have three positive impacts on the management of diseases. These are: surveillance system improvements, the generation of hypotheses and approvals, and the establishment of prevention and control strategies. Notably, ethics and data quality have to be considered before applying spatial-temporal methods. Developing differential global positioning system methods and optimizing Bayesian estimations are future directions.https://www.mdpi.com/2414-6366/7/8/164hot spotneighbourhood effectspatial-temporal analysisspatial epidemiologyspatial heterogeneityvisualization
spellingShingle Chia-Hsien Lin
Tzai-Hung Wen
How Spatial Epidemiology Helps Understand Infectious Human Disease Transmission
Tropical Medicine and Infectious Disease
hot spot
neighbourhood effect
spatial-temporal analysis
spatial epidemiology
spatial heterogeneity
visualization
title How Spatial Epidemiology Helps Understand Infectious Human Disease Transmission
title_full How Spatial Epidemiology Helps Understand Infectious Human Disease Transmission
title_fullStr How Spatial Epidemiology Helps Understand Infectious Human Disease Transmission
title_full_unstemmed How Spatial Epidemiology Helps Understand Infectious Human Disease Transmission
title_short How Spatial Epidemiology Helps Understand Infectious Human Disease Transmission
title_sort how spatial epidemiology helps understand infectious human disease transmission
topic hot spot
neighbourhood effect
spatial-temporal analysis
spatial epidemiology
spatial heterogeneity
visualization
url https://www.mdpi.com/2414-6366/7/8/164
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