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Table 1 Summary of the technical components of the malaria elimination geospatial surveillance-response SDSS

From: A high-resolution geospatial surveillance-response system for malaria elimination in Solomon Islands and Vanuatu

SDSS component

Technical function and application for surveillance response

View / Map Positive Malaria Case Data

Automated synchronization between rapid case surveillance reporting database and GIS-based SDSS to geo-reference positive reported cases by household

 

Positive case household mapping application to instantly view the spatial distribution of all geo-referenced positive reported cases via a GIS-based map

 

Dialog window to enable SDSS-user to develop customized GIS maps of specific case data e.g. maps by species type, date range, and transmission mode to support epidemiological investigation

 

Option to search, locate and access individual case data via a GIS-based map interface to support individual case investigation

Active Transmission Focus Mapping

GIS-based mapping application to automatically update, re-classify and map active transmission foci based on incoming reported positive cases; and epidemiological, entomological and environmental data

Current Area of Interest Focus Mapping

Interactive dialog window to enable SDSS-user to define the parameters to trigger current area of interests (AOI) i.e. The number of positive cases reported in a defined geographical radius of each other within a set time period

 

Automated mapping application to generate current AOI maps to highlight current geographic locations to concentrate response actions based on user defined parameters

 

Interactive map-based application to enable the SDSS-user to modify individual AOI regions automatically generated to adjust geographic areas based on local knowledge

 

Automated GIS queries to extract specific data to support rapid response interventions within current AOI including general household and population summaries of all current AOIs; and historical case data, detailed household listings, and known larval site data by individual AOI

Health Facility Catchment Definition and Mapping

Interactive map-based application to draw and define health facility catchment boundaries via a graphical map interface

 

Automated query to extract enumerated household lists and population data for individual catchment areas to support the geo-referencing at positive cases upon diagnosis and investigation

 

Automated queries to produce general health catchment summaries by total population and households; and detailed individual health catchment summaries by village, population, age breakdown and households