<status value="active" /> <experimental value="false" /> <date value="2026-02-26" /> <publisher value="NHS Wales" /> <contact> <name value="NHS Wales" /> <telecom> <system value="email" /> <value value="fhir.standards@wales.nhs.uk" /> <use value="work" /> <rank value="1" /> </telecom> </contact> <description value="Resource structure is derived from Data Standards Wales - Observation. It has drawn on UK Core - Observation - Vital Signs v 1.1.1 (not yet included in a balloted release) for guidance on specific content and constraints for use when the observation is a vital signs measurement." /> <purpose value="This profile allows exchange of internationally FHIR compliant vital signs information based on measurements and simple assertions made about an individual." /> <copyright value="2026 NHS Wales" /> <fhirVersion value="4.0.1" /> <mapping> <identity value="workflow" /> <uri value="http://hl7.org/fhir/workflow" /> <name value="Workflow Pattern" /> </mapping> <mapping> <identity value="sct-concept" /> <uri value="http://snomed.info/conceptdomain" /> <name value="SNOMED CT Concept Domain Binding" /> </mapping> <mapping> <identity value="v2" /> <uri value="http://hl7.org/v2" /> <name value="HL7 v2 Mapping" /> </mapping> <mapping> <identity value="rim" /> <uri value="http://hl7.org/v3" /> <name value="RIM Mapping" /> </mapping> <mapping> <identity value="w5" /> <uri value="http://hl7.org/fhir/fivews" /> <name value="FiveWs Pattern Mapping" /> </mapping> <mapping> <identity value="sct-attr" /> <uri value="http://snomed.org/attributebinding" /> <name value="SNOMED CT Attribute Binding" /> </mapping> <kind value="resource" /> <abstract value="false" /> <type value="Observation" /> <baseDefinition value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Observation" /> <derivation value="constraint" /> <differential> <element id="Observation"> <path value="Observation" /> <constraint> <key value="DSW-obs-vs-001" /> <severity value="error" /> <human value="Where the category is Vital Signs the code.coding SHALL include a LOINC "magic code"" /> <expression value="category.where(code='vital-signs').exists() implies code.coding.where(system='http://loinc.org').exists()" /> </constraint> </element> <element id="Observation.extension:bodyPosition"> <path value="Observation.extension" /> <sliceName value="bodyPosition" /> <type> <code value="Extension" /> <profile value="http://hl7.org/fhir/StructureDefinition/observation-bodyPosition" /> </type> <isModifier value="false" /> </element> <element id="Observation.extension:bodyPosition.value[x]"> <path value="Observation.extension.value[x]" /> <binding> <strength value="preferred" /> <valueSet value="https://fhir.nhs.wales/ValueSet/DataStandardsWales-BodyPosition" /> </binding> </element> <element id="Observation.extension:recordingSetting"> <path value="Observation.extension" /> <sliceName value="recordingSetting" /> <type> <code value="Extension" /> <profile value="https://fhir.nhs.wales/StructureDefinition/Extension-DataStandardsWales-RecordingSetting" /> </type> <isModifier value="false" /> </element> <element id="Observation.category"> <path value="Observation.category" /> <min value="1" /> <max value="1" /> </element> <element id="Observation.category.coding.system"> <path value="Observation.category.coding.system" /> <fixedUri value="http://terminology.hl7.org/CodeSystem/observation-category" /> </element> <element id="Observation.category.coding.code"> <path value="Observation.category.coding.code" /> <fixedCode value="vital-signs" /> </element> <element id="Observation.code.coding"> <path value="Observation.code.coding" /> <slicing> <discriminator> <type value="value" /> <path value="system" /> </discriminator> <rules value="open" /> </slicing> </element> <element id="Observation.code.coding:loinc"> <path value="Observation.code.coding" /> <sliceName value="loinc" /> <binding> <strength value="extensible" /> <valueSet value="http://hl7.org/fhir/ValueSet/observation-vitalsignresult" /> </binding> </element> <element id="Observation.code.coding:loinc.system"> <path value="Observation.code.coding.system" /> <fixedUri value="http://loinc.org" /> </element> <element id="Observation.code.coding:snomedCT"> <path value="Observation.code.coding" /> <sliceName value="snomedCT" /> <binding> <strength value="preferred" /> <description value="A code from the SNOMED Clinical Terminology UK coding system describing a type of observation" /> <valueSet value="https://fhir.nhs.wales/ValueSet/DataStandardsWales-ObservationVitalSignsType" /> </binding> </element> <element id="Observation.code.coding:snomedCT.system"> <path value="Observation.code.coding.system" /> <fixedUri value="http://snomed.info/sct" /> </element> <element id="Observation.subject"> <path value="Observation.subject" /> <type> <code value="Reference" /> <targetProfile value="https://fhir.nhs.wales/StructureDefinition/DataStandardsWales-Patient" /> </type> </element> <element id="Observation.effective[x]"> <path value="Observation.effective[x]" /> <min value="1" /> </element> <element id="Observation.component.code"> <path value="Observation.component.code" /> <binding> <strength value="preferred" /> <description value="A code from the SNOMED Clinical Terminology UK coding system describing a type of vital sign." /> <valueSet value="https://fhir.nhs.wales/ValueSet/DataStandardsWales-ObservationVitalSignsType" /> </binding> </element> <element id="Observation.component.code.coding"> <path value="Observation.component.code.coding" /> <slicing> <discriminator> <type value="value" /> <path value="system" /> </discriminator> <rules value="open" /> </slicing> </element> <element id="Observation.component.code.coding:loinc"> <path value="Observation.component.code.coding" /> <sliceName value="loinc" /> <binding> <strength value="extensible" /> <valueSet value="http://hl7.org/fhir/ValueSet/observation-vitalsignresult" /> </binding> </element> <element id="Observation.component.code.coding:loinc.system"> <path value="Observation.component.code.coding.system" /> <fixedUri value="http://loinc.org" /> </element> <element id="Observation.component.code.coding:snomedCT"> <path value="Observation.component.code.coding" /> <sliceName value="snomedCT" /> <binding> <strength value="preferred" /> <description value="A code from the SNOMED Clinical Terminology UK coding system describing a type of observation for vital-signs" /> <valueSet value="https://fhir.nhs.wales/ValueSet/DataStandardsWales-ObservationVitalSignsType" /> </binding> </element> <element id="Observation.component.code.coding:snomedCT.system"> <path value="Observation.component.code.coding.system" /> <fixedUri value="http://snomed.info/sct" /> </element> </differential> </StructureDefinition>