Polaris FHIR Implementation Guide - Local Development build (v1.10.0) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions
Extension: App State Boolean Value Extension Core
| Official URL: https://fhir.apps.health/StructureDefinition/app-state-boolean-value | Version: 1.10.0 | |||
| Draft as of 2026-05-26 | Computable Name: AppStateBooleanValue | |||
A simple extension to hold the value of a Polaris application-state entry as a boolean.
Context of Use
-
Element ID:
Basic
This extension may be used on the following element(s)
Usage info
Usages:
- This Extension is not used by any profiles in this Implementation Guide
You can also check for usages in the FHIR IG Statistics
Formal Views of Extension Content
Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter:   |
|---|---|---|---|---|
  Extension |
0..* | Extension | App State Boolean Value Extension Core | |
  extension |
0..0 | |||
| url |
1..1 | uri | "https://fhir.apps.health/StructureDefinition/app-state-boolean-value" | |
  Slices for value[x] |
1..1 | boolean | Value of extension Slice: Unordered, Open by type:$this | |
   value[x]:valueBoolean |
S | 1..1 | boolean | Boolean state value |
| Documentation for this format | ||||
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | App State Boolean Value Extension Core | |
 id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "https://fhir.apps.health/StructureDefinition/app-state-boolean-value" | |
| Slices for value[x] |
1..1 | boolean | Value of extension Slice: Unordered, Closed by type:$this | |
| value[x]:valueBoolean |
S | 1..1 | boolean | Boolean state value |
| Documentation for this format | ||||
This structure is derived from Extension
Differential View
This structure is derived from Extension
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | App State Boolean Value Extension Core | |
| extension |
0..0 | |||
| url |
1..1 | uri | "https://fhir.apps.health/StructureDefinition/app-state-boolean-value" | |
| Slices for value[x] |
1..1 | boolean | Value of extension Slice: Unordered, Open by type:$this | |
| value[x]:valueBoolean |
S | 1..1 | boolean | Boolean state value |
| Documentation for this format | ||||
Snapshot View
| Name | Flags | Card. | Type | Description & Constraints Filter: |
|---|---|---|---|---|
| Extension |
0..* | Extension | App State Boolean Value Extension Core | |
| id |
0..1 | string | Unique id for inter-element referencing | |
| extension |
0..0 | |||
| url |
1..1 | uri | "https://fhir.apps.health/StructureDefinition/app-state-boolean-value" | |
| Slices for value[x] |
1..1 | boolean | Value of extension Slice: Unordered, Closed by type:$this | |
| value[x]:valueBoolean |
S | 1..1 | boolean | Boolean state value |
| Documentation for this format | ||||
This structure is derived from Extension
Other representations of profile: CSV, Excel, Schematron
Constraints
| Id | Grade | Path(s) | Details | Requirements |
| ele-1 | error | **ALL** elements | All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count()) | |
| ext-1 | error | **ALL** extensions | Must have either extensions or value[x], not both : extension.exists() != value.exists() |