1. h.njamba@cigar.org, Skype: njamba.kimani
African Chicken Genetic Gains
Morogoro Tanzania 4th – 8th April 2016 By
Harrison Njamba
Skype: njamba.kimani
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2. Session Objectives
Be able to operate a mobile device to administer a questionnaire and / or collect data
Be able to ensure data quality checks during collection of the data and after collecting data
Use mobile device to collect different types of data including text, date, choices, GPS data/ GIS Data etc
Upload / Send collected data to a data aggregation server

3. Old Research Rooms
- Good experience with paper

4. Why Mobile Data Collection?
Simple
Secure
Flexible
Smart

5. ODK – Open Data Kit Using ODK (Open Data Kit) for this data collection
Open Data Kit (ODK) is a free and open-source set of tools which help organizations create mobile data collection solutions.
Developed by University of Washington Department of Computer Science & Engineering in 2009.
It is an App that runs on Android devices from Ver. 2.3

6. Processing json data files to MySQL
ODK Data Collection & Processing 2
ILRI Cloud Servers
Aggregation Server
MySQL Server 1
Design XLS compatible forms 6
Download json data 3 8
MySQL Upload
ODK Collect 5
MySQL
Helped with a SurveyCTO –based architecture
Advantages: Centralized architecture, Data accessible, avoided storing data on local computers
Data Users 7
Processing json data files to MySQL 4

7. Mobile data collection
Paper Questionnaire.
Open Data Kit App
ONA / Formhub Server
Tablets
Enumerators
Data Processing
Few hundred questions
NBS, ODK preference
WESTAT
Started coordinating from DC, problems, only when we got there
Committed to ODK in the contract

8. ODK Architecture ODK is composed of the following tools:
Build or XLSForm - to design your survey form.
ODK Collect - running on an Android device to download and fill-in the survey.
Aggregation Server - for hosting the survey form and gathering the survey results (Formhub / ONA).

9. What Android device should I use?
ODK Collect will run on most Android devices running android 2.3+ or higher:
Examples:
Smartphones
Tablets
Netbooks

10. DATA TYPES AVAILABLE IN ODK
DESIGNING A FORM IN ODK
DATA TYPES AVAILABLE IN ODK
Note
Text
Integer
Decimal
Select_one
Select_multiple
Date / Time
Geopoint
Image
Barcode
Calculation
Metadata

11. COLLECTING AND SENDING DATA
Turn on your tablet and open ODK Collect from the following icon.

12. COLLECTING AND SENDING DATA
Main ODK Collect screen
Get Blank Form
Download questionnaire to tablet
Fill Blank Form
Main activity of enumerators
Edit Saved Form
Review of the questionnaire
Send Finalized Form
Upload the collected data
Delete Saved Form
Delete any form from device / tablet

13. COLLECTING AND SENDING DATA
Get blank form
Download form to tablet from ILRI Cloud server
Shows list of available forms that can be downloaded
ACGG On Station BIRD REGISTRATION
ACGG On Station EXPERIMENTAL PEN REGISTRATION
ACGG On Station BIRD EXIT
Etc.

14. COLLECTING AND SENDING DATA
Fill blank form
Shows list of available forms in the tablet
Select the form you want to use at that time to collect data
ACGG On Station BIRD REGISTRATION
ACGG On Station EXPERIMENTAL PEN REGISTRATION
ACGG On Station BIRD EXIT
Etc.

15. COLLECTING AND SENDING DATA
Working with the device
Swipe forward and back to move from page to page
Or forward and back buttons at bottom
Questions follow as in the data sheet
Arranged according to their relationship

16. COLLECTING AND SENDING DATA
Data Types and Widgets
Note and Text
Note is a string which is not editable. Used for instructions and titles.
Text is a string widget which is editable. Can accept different types of entries. Not used for calculations.

17. COLLECTING AND SENDING DATA
Data Types and Widgets
Select One
Allows to select only one item in the list.
Used for choices which display a name but saves a value in the background.

18. COLLECTING AND SENDING DATA
Design and Question Types
Filtering
Used to reduce selection and force specific selection of items
E.g. When you select a specific Country (Tanzania) only the Testing Stations in Tanzania will appear.
Then when you select testing station only the pens in that station will appear

19. COLLECTING AND SENDING DATA
Data Types and Widgets
Integer and Decimal
Widgets that accepts numerics.
Shows a numeric pad
Integer does not have decimal points
Decimal has decimal points.

20. COLLECTING AND SENDING DATA
Design, Question Types, Pages and Loops
Grouping, pages and organization
Pages used to group related items together for better understanding of the data being collected and its relationship
E.g. Data about one chick while exiting appears in the same page
Some questions are organized differently from the way they appear in the data sheet for better usability in tablets but it is intuitive

21. COLLECTING AND SENDING DATA
Design, Question Types, Pages and Loops
Required questions
Questions that you cannot skip. They are automatically enforced to be entered
If you try to move to the next page without answering a message is displayed saying the question is required

22. COLLECTING AND SENDING DATA
Design, Question Types, Pages and Loops
Skip management questions
Used to jump off some questions which are not applicable
E.g. Have any birds exited today?
If Yes how many birds exited and you are expected to enter the tag numbers of exited birds.

23. COLLECTING AND SENDING DATA
Design, Question Types, Pages and Loops
Loops – Specified loops and open loops
Loops are used to enter the same repeated data more than once
E.g. When registering birds into the brooding pen with thirty birds the same questions repeated thirty times
Loops controlled by asking a control question first e.g. How many birds of this strain are in this pen?
Uncontrolled loop where the number of times is not pre-known. Asks to add a group

24. COLLECTING AND SENDING DATA
Design, Question Types, Pages and Loops
Other Specify
Used when in the options there is an option of other
Text box next to the question for specifying
The question is not enforced but advised to enter it when the option is other

25. COLLECTING AND SENDING DATA
Data Types and Widgets
Select Multiple
Allows to select multiple items.
Can select more than one item
Used for choices which display a name but saves a value in the background.

26. COLLECTING AND SENDING DATA
Data Types and Widgets
Labeled Select Matrix
Selection where a number of questions have the same choices
Also saves a value in the background

27. COLLECTING AND SENDING DATA
Data Types and Widgets
Date and Time
Used to select a date or time entry
Controls entering a valid date or time

28. COLLECTING AND SENDING DATA
Data Types and Widgets
Geo Point
Used to collect GPS location
GPS might not work when you try to collect when indoors

29. COLLECTING AND SENDING DATA
Data Types and Widgets
Image
Used to take pictures which is linked with the data
Uses the device camera to take the picture
Bird tags picture while doing registration for counter checking

30. COLLECTING AND SENDING DATA
Data Types and Widgets
Barcode
Used to read bar codes and translate into the actual number
Provides a button like the picture or GPS but only reads bar codes

31. COLLECTING AND SENDING DATA
Data Types and Widgets
Calculation and Metadata
Calculation is used to do a calculation based on previous entries e.g. calculating the number of loops when there are birds that have exited
Metadata used to collect and store background information e.g. device information, date, start time and end time

32. COLLECTING AND SENDING DATA
Finalising, Editing and Sending Finalised
Finalising form
Finalising means setting the questionnaire as finished
Option at the end of the questionnaire
Used for setting the questionnaire as ready for sending to cloud server
Do not finalise immediately as it allows to do any editing required

33. COLLECTING AND SENDING DATA
Finalising, Editing and Sending Finalised
Editing
Unfinalised forms appear in the editing button
Can choose the questionnaire and edit it to make changes
Should be done when reviewing your entries on any issues
Can choose the question to move to while editing

34. COLLECTING AND SENDING DATA
Finalising, Editing and Sending Finalised
Delete Saved Form
Allows deleting any form within the tablet
Can delete saved forms or blank forms
Do not use this button you will loose any data on blank forms

35. COLLECTING AND SENDING DATA
Finalizing, Editing and Sending Finalised
Send finalized form
Used to upload a form to the cloud after it has been finished, edited and finalized
Please Note : After sending you cannot edit the form and resend
To send a finalized form you must have internet connection via WiFi or a data plan
Select the forms to send and press “Send Selected”

36. Testing Data Collection
Get Blank Form
ACGG On Farm XXXX
ACGG On Farm Household Registration
ACGG On Farm Household Labour
ACGG On Farm Bird Registration
etc
Fill Blank Form
Tags to use
S201 toS205, S206 – S210, Etc.
Note : Country, Sub National Area, Village, Name of Data Collector, Householder Name

37. Longitudinal And Related Data
Data collected at one point related to the other
Recruited farmers are the only ones visible in the list and within their villages
Tagged birds can exit
Test exiting birds using the same choices earlier used
Get blank form to update longitudinal data in tablets

38. Issues To Note / Resolve
Counter check if list of enumerators in each country is correct
Get list of all recruited farmers
Make sure internet connection when performing internet based activity e.g. Sending forms, updating lists etc.
Forms will change when data sheets finalized & after solving some issues
Delete current forms and Get blank forms. Will do with SNC.

39. THANK YOU