HL7 Personal Health Record System Functional Model, Release 2
2.0.1-ballot - Normative Ballot

Publication Build: This will be filled in by the publication tooling

## Extension: requirements-change-info

Official URL: http://hl7.org/ehrs/uv/phrsfmr2/StructureDefinition/requirements-change-info | Version: 2.0.1-ballot
Standards status: Normative | Maturity Level: 1 | Computable Name: RequirementsChangeInfo

Requirements or Statement Criteria Change Indicator

Context of Use

This extension may be used on the following element(s):

- Element ID: `Requirements or Requirements.statement`

Usage info

Usage:

- This Extension is not used by any profiles in this Implementation Guide

### Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

- Differential Table
- Snapshot Table
- Statistics/References
- All

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Extension
url |  | 1..1 | uri | "http://hl7.org/ehrs/uv/phrsfmr2/StructureDefinition/requirements-change-info"
value[x] |  | 0..1 | code | Value of extension Binding: Requirement Change Indicators (required)
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Extension
id |  | 0..1 | id | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org/ehrs/uv/phrsfmr2/StructureDefinition/requirements-change-info"
value[x] |  | 0..1 | code | Value of extension Binding: Requirement Change Indicators (required)
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension of type code: Requirements or Statement Criteria Change Indicator

Maturity: 1

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Extension
url |  | 1..1 | uri | "http://hl7.org/ehrs/uv/phrsfmr2/StructureDefinition/requirements-change-info"
value[x] |  | 0..1 | code | Value of extension Binding: Requirement Change Indicators (required)
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints
--- | --- | --- | --- | ---
Extension |  | 0..* | Extension | Extension
id |  | 0..1 | id | Unique id for inter-element referencing
extension |  | 0..* | Extension | Additional content defined by implementations Slice: Unordered, Open by value:url
url |  | 1..1 | uri | "http://hl7.org/ehrs/uv/phrsfmr2/StructureDefinition/requirements-change-info"
value[x] |  | 0..1 | code | Value of extension Binding: Requirement Change Indicators (required)
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension of type code: Requirements or Statement Criteria Change Indicator

Maturity: 1

Other representations of profile: CSV, Excel, Schematron

#### Terminology Bindings

Path | Conformance | ValueSet | URI
Extension.value[x] | required | ChangeInfo (a valid code from Change Info) `http://hl7.org/ehrs/uv/phrsfmr2/ValueSet/change-info` from this IG

#### 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() |