Kenya Emergency FHIR Implementation Guide
0.1.0 - ci-build Kenya flag

Kenya Emergency FHIR Implementation Guide, published by Digital Health Agency (DHA), Kenya. This guide is not an authorized publication; it is the continuous build for version 0.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/IntelliSOFT-Consulting/Kenya-Emmergency-FHIR-IG/ and changes regularly. See the Directory of published versions

Extension: Emergency Patient Approximate Age

Official URL: https://nshr-uat.sha.go.ke/fhir/StructureDefinition/em-approximate-age Version: 0.1.0
Draft as of 2026-07-20 Computable Name: EMApproximateAge

Represents the patient's estimated age when the exact date of birth is unknown or has not been verified.

Context of Use

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

Usage info

Usages:

  • This Extension is not used by any profiles in this Specification

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

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Emergency Patient Approximate Age
... extension 0..0 Extension
... url 1..1 uri "https://nshr-uat.sha.go.ke/fhir/StructureDefinition/em-approximate-age"
... value[x] S 1..1 Age Estimated age of the patient
.... value S 1..1 decimal Numeric approximate age
.... unit S 1..1 string Human-readable age unit
.... system S 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code S 1..1 code UCUM age unit code

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Emergency Patient Approximate Age
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "https://nshr-uat.sha.go.ke/fhir/StructureDefinition/em-approximate-age"
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
.... value SΣ 1..1 decimal Numeric approximate age
.... comparator ?!Σ 0..1 code < | <= | >= | > - how to understand the value
Binding: QuantityComparator (required): How the Quantity should be understood and represented.
.... unit SΣ 1..1 string Human-readable age unit
.... system SΣC 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code SΣ 1..1 code UCUM age unit code

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Age: Represents the patient's estimated age when the exact date of birth is unknown or has not been verified.

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Emergency Patient Approximate Age
... extension 0..0 Extension
... url 1..1 uri "https://nshr-uat.sha.go.ke/fhir/StructureDefinition/em-approximate-age"
... value[x] S 1..1 Age Estimated age of the patient
.... value S 1..1 decimal Numeric approximate age
.... unit S 1..1 string Human-readable age unit
.... system S 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code S 1..1 code UCUM age unit code

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Emergency Patient Approximate Age
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "https://nshr-uat.sha.go.ke/fhir/StructureDefinition/em-approximate-age"
.... id 0..1 string Unique id for inter-element referencing
.... extension 0..* Extension Additional content defined by implementations
Slice: Unordered, Open by value:url
.... value SΣ 1..1 decimal Numeric approximate age
.... comparator ?!Σ 0..1 code < | <= | >= | > - how to understand the value
Binding: QuantityComparator (required): How the Quantity should be understood and represented.
.... unit SΣ 1..1 string Human-readable age unit
.... system SΣC 1..1 uri System that defines coded unit form
Fixed Value: http://unitsofmeasure.org
.... code SΣ 1..1 code UCUM age unit code

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Age: Represents the patient's estimated age when the exact date of birth is unknown or has not been verified.

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

Path Status Usage ValueSet Version Source
Extension.value[x].comparator Base required QuantityComparator 📍4.0.1 FHIR Std.

Constraints

Id Grade Path(s) Description Expression
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()