Kids First Implementation Guide
0.1.0 - CI Build

Kids First Implementation Guide - Local Development build (v0.1.0). See the Directory of published versions

Extension: age-at-event

Age (in days since birth) of the Kids First DRC Patient at time of event.

The official URL for this extension is:

http://fhir.kids-first.io/StructureDefinition/age-at-event

Status: draft
Extension maintained by: Kids First DRC

Context of Use

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

  • Observation
  • Condition
  • Specimen

Usage info

Usage:

Formal Views of Extension Content

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

This structure is derived from Extension

Summary

Fixed Value: 1 element

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension S0..1ExtensionAge at event
... extension 0..*ExtensionExtension
... url 1..1uri"http://fhir.kids-first.io/StructureDefinition/age-at-event"
... value[x] 0..1AgeValue of extension

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension SI0..1ExtensionAge at event
... id 0..1stringUnique id for inter-element referencing
... extension I0..*ExtensionExtension
Slice: Unordered, Open by value:url
... url 1..1uri"http://fhir.kids-first.io/StructureDefinition/age-at-event"

doco Documentation for this format

This structure is derived from Extension

Summary

Fixed Value: 1 element

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension S0..1ExtensionAge at event
... extension 0..*ExtensionExtension
... url 1..1uri"http://fhir.kids-first.io/StructureDefinition/age-at-event"
... value[x] 0..1AgeValue of extension

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension SI0..1ExtensionAge at event
... id 0..1stringUnique id for inter-element referencing
... extension I0..*ExtensionExtension
Slice: Unordered, Open by value:url
... url 1..1uri"http://fhir.kids-first.io/StructureDefinition/age-at-event"

doco Documentation for this format

 

Other representations of extension: Schematron

Constraints

IdPathDetailsRequirements
ele-1ExtensionAll FHIR elements must have a @value or children
: hasValue() or (children().count() > id.count())
ext-1ExtensionMust have either extensions or value[x], not both
: extension.exists() != value.exists()
ele-1Extension.extensionAll FHIR elements must have a @value or children
: hasValue() or (children().count() > id.count())
ext-1Extension.extensionMust have either extensions or value[x], not both
: extension.exists() != value.exists()
ele-1Extension.value[x]All FHIR elements must have a @value or children
: hasValue() or (children().count() > id.count())