AU Base Implementation Guide
5.1.0-preview - Preview

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## Extension: Date Accuracy Indicator

Official URL: http://hl7.org.au/fhir/StructureDefinition/date-accuracy-indicator | Version: 5.1.0-preview
Standards status: Trial-use | Maturity Level: 2 | Computable Name: DateAccuracyIndicator
Copyright/Legal: HL7 Australia© 2018+; Licensed Under Creative Commons No Rights Reserved.

This extension applies to the date and dateTime data types and is used to represent the accuracy of the associated date.

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

- Element ID date
- Element ID dateTime

### Usage Notes

Usage:

- Use this Extension: AU Base Patient and Date of Arrival in Australia
- Examples for this Extension: Patient/DateAccuracyIndicatorAAAexample0, Patient/DateAccuracyIndicatorAAUexample1, Patient/DateAccuracyIndicatorUAAexample2, Patient/DateAccuracyIndicatorUEAexample3... Show 2 more, Patient/DateAccuracyIndicatorUUUexample4 and Patient/example3

Changes since version 5.0.0:

- No changes

### Formal Views of Extension Content

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

- Differential Table
- Snapshot Table
- All

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Date accuracy indicator
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/date-accuracy-indicator"
value[x] |  | 1..1 | Coding | Date accuracy coding Binding: Date Accuracy Indicator (required): Date accuracy coding
Documentation for this format

Name | Flags | Card. | Type | Description & Constraints
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Date accuracy indicator
id |  | 0..1 | string | 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.au/fhir/StructureDefinition/date-accuracy-indicator"
value[x] |  | 1..1 | Coding | Date accuracy coding Binding: Date Accuracy Indicator (required): Date accuracy coding
Documentation for this format

This structure is derived from Extension

Summary

Simple Extension of type Coding: This extension applies to the date and dateTime data types and is used to represent the accuracy of the associated date.

Maturity: 2

Differential View

This structure is derived from Extension

Name | Flags | Card. | Type | Description & Constraints
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Date accuracy indicator
url |  | 1..1 | uri | "http://hl7.org.au/fhir/StructureDefinition/date-accuracy-indicator"
value[x] |  | 1..1 | Coding | Date accuracy coding Binding: Date Accuracy Indicator (required): Date accuracy coding
Documentation for this format

Snapshot View

Name | Flags | Card. | Type | Description & Constraints
--- | --- | --- | --- | ---
Extension |  | 0..1 | Extension | Date accuracy indicator
id |  | 0..1 | string | 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.au/fhir/StructureDefinition/date-accuracy-indicator"
value[x] |  | 1..1 | Coding | Date accuracy coding Binding: Date Accuracy Indicator (required): Date accuracy coding
Documentation for this format

Other representations of profile: CSV, Excel, Schematron

#### Terminology Bindings

Path | Conformance | ValueSet | URI
Extension.value[x] | required | DateAccuracyIndicator (a valid code from `https://healthterminologies.gov.au/fhir/CodeSystem/date-accuracy-indicator-1`) `https://healthterminologies.gov.au/fhir/ValueSet/date-accuracy-indicator-1` from https://tx.ontoserver.csiro.au/fhir

#### 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() |