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Table 1 Characteristics of software applications assessed

From: Use of mobile technology-based participatory mapping approaches to geolocate health facility attendees for disease surveillance in low resource settings

  GeoODK ArcGIS Survey123 ePAL
Types of spatial data collected Points, polygons and GPS tracks Points, lines and polygons Point
Able to load background maps offline Yes Yes Yes
Format of offline maps MBTile ArcGIS Tile Package PNG format tile dataset
Access to satellite imagery External data only Access to World Imagery and other ArcGIS layers External data only
Storage space for imagery Tablet internal memory Tablet memory or external storage Tablet memory or external storage
Questionnaire set up XLS form XLS form Integrates with other data collection software
Integration Integrates with barcode scanner and other software Limited Integrates with CommCare and ODK
Downloading data Upload to server or download as XML file offline Upload to server or download as SQLite database offline Download as part of data from CommCare or ODK
Technical knowledge required Some programming required to create MBTiles Basic GIS knowledge only Basic GIS knowledge only
Analysis Summary statistics available from data on online server Summary statistics available from data on online server None
Cost and licencing Free, open source software Purchase of licence required (over USD 5000 for multiuser licence) Limited purchase costs (less than USD 5000 developer costs)