0.5.12 - ci-build

SpaceflightHealthSimulationsReferenceDocumentation - Local Development build (v0.5.12) built by the FHIR (HL7® FHIR® Standard) Build Tools. See the Directory of published versions

Extension: Rehydration Requirement

Official URL: http://hl7.org/fhir/uv/aerospace/StructureDefinition/rehydration-requirement Version: 0.5.12
Active as of 2026-03-25 Computable Name: RehydrationRequirement

Amount of water required to prepare space food

Context of Use

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

Usage info

Usages:

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 Rehydration Requirement
... extension 0..0 Extension
... url 1..1 uri "http://hl7.org/fhir/uv/aerospace/StructureDefinition/rehydration-requirement"
... value[x] 0..1 Quantity Value of extension
.... system 0..1 uri System that defines coded unit form
Required Pattern: http://unitsofmeasure.org
.... code 0..1 code Coded form of the unit
Binding: Water Volume Units (required)

doco Documentation for this format
NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Rehydration Requirement
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "http://hl7.org/fhir/uv/aerospace/StructureDefinition/rehydration-requirement"
.... 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 Σ 0..1 decimal Numerical value (with implicit precision)
.... comparator ?!Σ 0..1 code < | <= | >= | > - how to understand the value
Binding: QuantityComparator (required): How the Quantity should be understood and represented.
.... unit Σ 0..1 string Unit representation
.... system ΣC 0..1 uri System that defines coded unit form
Required Pattern: http://unitsofmeasure.org
.... code Σ 0..1 code Coded form of the unit
Binding: Water Volume Units (required)

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Quantity: Amount of water required to prepare space food

Differential View

This structure is derived from Extension

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Rehydration Requirement
... extension 0..0 Extension
... url 1..1 uri "http://hl7.org/fhir/uv/aerospace/StructureDefinition/rehydration-requirement"
... value[x] 0..1 Quantity Value of extension
.... system 0..1 uri System that defines coded unit form
Required Pattern: http://unitsofmeasure.org
.... code 0..1 code Coded form of the unit
Binding: Water Volume Units (required)

doco Documentation for this format

Snapshot View

NameFlagsCard.TypeDescription & Constraints    Filter: Filtersdoco
.. Extension 0..* Extension Rehydration Requirement
... id 0..1 string Unique id for inter-element referencing
... extension 0..0 Extension
Slice: Unordered, Open by value:url
... url 1..1 uri "http://hl7.org/fhir/uv/aerospace/StructureDefinition/rehydration-requirement"
.... 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 Σ 0..1 decimal Numerical value (with implicit precision)
.... comparator ?!Σ 0..1 code < | <= | >= | > - how to understand the value
Binding: QuantityComparator (required): How the Quantity should be understood and represented.
.... unit Σ 0..1 string Unit representation
.... system ΣC 0..1 uri System that defines coded unit form
Required Pattern: http://unitsofmeasure.org
.... code Σ 0..1 code Coded form of the unit
Binding: Water Volume Units (required)

doco Documentation for this format

This structure is derived from Extension

Summary

Simple Extension with the type Quantity: Amount of water required to prepare space food

 

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.
Extension.value[x].code Base required Water Volume Units 📦0.5.12 This IG

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()