Source Type
For summary data types, you can identify the Source Type throughsource.type. This is available in both summary data events and API responses.
For timeseries data types:
- You can identify the Source Type through
$.data.source.typein timeseries data events you received. - You can request timeseries data grouped by their Source Type through the Grouped Timeseries Data API.
Common
| Source Type | Description |
|---|---|
unknown | The default value. Vital does not know how the provider collects this data. |
app | The user manually enters this data through an app. |
multiple_sources | This data is derived from multiple sources. |
Wearables
| Source Type | Description |
|---|---|
watch | A smart watch collects this data automatically. |
phone | A smart phone collects this data automatically. |
ring | A smart ring collects this data automatically. |
chest_strap | A smart chest strap collects this data automatically. |
Health devices
| Source Type | Description |
|---|---|
manual_scan | A biosensor that needs to be manually scanned. |
automatic | A biosensor that uploads data continuously in background. |
fingerprick | A glucose testing device which analyzes fingerprick blood samples. |
cuff | A blood pressure cuff. |
Supported providers
The following provider integrations would tag data with Source Type:| Provider | Source Types |
|---|---|
| Apple HealthKit | phone, watch, app, multiple_sources, unknown [1] |
| Fitbit | watch, scale, app, multiple_sources |
| Oura | ring, app, multiple_sources |
| Garmin | watch, scale, cuff, app, multiple_sources |
| Freestyle Libre | automatic, manual_scan |
unknown currently.
Device ID
Device ID indicates the specific device that collected the data, when this information is available with certainty. For both summary and timeseries data types, it is available atsource.device_id. When the originating device cannot be determined, this field is null.
Device Attribution Coverage
Device attribution is available when Junction can confidently identify the originating device:| Provider | Coverage | Notes |
|---|---|---|
| Withings | All resources except Body, Body Fat and Body Weight | Regardless of the number of reported devices |
| Polar | Workout and Sleep resources | Regardless of the number of reported devices |
| All other providers and resources | All resources | When exactly one device is reported for the user-provider connection |
source.device_id remains null to avoid incorrect attribution.
Supported providers
The following provider integrations can provide Device ID attribution:| Provider |
|---|
| Withings |
| Polar |
| Fitbit |
| Oura |
| Garmin |
| Renpho |
| Omron |
| Peloton |
| Dexcom v3 |
| EightSleep |
| Freestyle Libre / Abbott Libreview |
| Apple HealthKit |
| Android Health Connect |
App ID
App ID indicates the origin application of the data. For summary data types, it is available atsource.app_id. Note that App ID is unavailable on timeseries data at this time.
Supported providers
The following provider integrations would tag data with App ID:| Provider | Remarks |
|---|---|
| Apple HealthKit | App Store Bundle ID, or Unique Device ID (com.apple.health.{UUID}) for first-party data |
| Android Health Connect | Android Application Package Name |
Workout ID
If a Workout ID is present, the data are associated with the referenced Junction Workout summary. Workout ID is only available in the following Workout Stream timeseries resources (workout_*):
| Resource | Remarks |
|---|---|
workout_distance | All data must have an associated Workout ID and Sport. |
workout_swimming_stroke | All data must have an associated Workout ID and Sport. |
Supported providers
The following provider integrations would tag data with Workout ID:| Provider |
|---|
| Apple HealthKit |
Sport
If a sport slug is present, the data are known to be measuring the referenced Sport type. Sport slug is only available in the following timeseries resources:| Resource | Remarks |
|---|---|
workout_distance | All data must have an associated Workout ID and Sport. |
workout_swimming_stroke | All data must have an associated Workout ID and Sport. |
distance | All-day wheelchair distance data are tagged with sport = wheelchair_push. Otherwise, sport is unspecified. |
Supported providers
The following provider integrations would tag data with Sport:| Provider |
|---|
| Apple HealthKit |