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Data Sources
Rough sketch of the layout for data source descriptions. This page will probably be broken into sub-pages once the content starts going in.
A large project like INTERACT gathers data from a variety of disparate sources. In this section we itemize those sources, describing the data gathered and the partners involved.
To unify the data from all partners and provide a degree of anonymity, each participant is assigned a unique 10-digit identifier. All incoming data from external data partners is annotated with this INTERACT_ID (sometimes shortened to IID).
Example: A user whose first participation was in Saskatoon for Wave 2 might have an INTERACT_ID of 0302123456. (But be aware that leading zeros are often dropped, so this would be identical to an IID of 302123456.)
For more on how the IIDs are generated, see IID Protocol
Information about each participant was gathered from a number of different sources.
- INTERACT registration and notes gathered by coordinators
- Treksoft registration
- Ethica registration
Participants were given the choice of two different technologies to use for the collection of their physical activity data.
Describe the SenseDoc device and expected usage behaviors.
Describe the duty cycle, duration, and fields captured.
- Large volumes of continuous data
- Describe tables captured
- Harvested manually by non-technical coordinators
- Describe device, OS versions, capture mechanisms, tables created
- Describe participant protocol, frequency, duration
- Describe volume of data collected
Describe the Ethica app and expected usage behaviors
Describe the duty cycle, duration, and fields captured.
- Large volumes of semi-continuous data
- Describe duty cycles
- Harvested automatically
- Variety of OSs, manufacturers, and software versions
- Describe device, OS versions, capture mechanisms, tables created
- Describe participant protocol, frequency, duration
- Describe volume of data collected
Describe the surveys conducted, the data gathered, and the frequency of collection
- low-volume survey data
- Includes geographic information
- Will need input from Benoit on this section
- Describe server technology, tables created
- Describe participant protocol, frequency, duration
- Describe volume of data collected
Describe the surveys conducted, the data gathered, and the frequency of collection
- low-volume survey data
- Inconsistent data structures between cities
- Changing data structures as Ethica evolved
- Describe server technology, tables created
- Describe participant protocol, frequency, duration
- Describe volume of data collected
($sketched)