Electronic Data Capture using Open Data Kit

Electronic Data Capture using Open Data Kit

Keith BransonKaronga Prevention Study (KPS)

Mobile Data Collection Seminar27 September 2013

Open Data Kit (ODK)

• Set of tools, author, collect and manage mobile data collection on an android device

• Free• Open source• Software development by ODK community

ODK tools

• Build a data collection form or survey (XLSForm is recommended for larger forms)

• Collect the data on a mobile device and send it to a server

• Aggregate the collected data on a server and extract it in useful formats.

Survey

• NCD survey at two sites in Malawi• 5 electronic questionnaires • 3 languages English, Chichewa Tumbuka• Questionnaires range from a 21 page

form to single page

ODK Process

• Design form for mobile device ( build, Excel or 3rd party design tools)

• Transfer form to tablet (wireless or cable)

• Collect data• Upload data from tablet

Form design• Coded in Excel spreadsheet

ODK Aggregate Server• provide blank forms to ODK Collect• accept finalised forms (submissions) from ODK Collect • visualise the collected data using maps and simple graphs • export data (e.g., as CSV files for spreadsheets, or as KML files for Google

Aggregate Server interface

ODK Collect

ODK Collect Options

Collect “go to prompt”

Collect “Finalize”

Issues

Software • Amending

uploaded data• Pre –print tickets• Lockdown

Mobile device selection• Battery life• GPS accuracy• Camera quality

Mobile device considerations

http://opendatakit.org/