This page is part of the Quality Improvement Core Framework (v6.0.0: STU6 (v6.0.0)) based on FHIR (HL7® FHIR® Standard) R4. This is the current published version. For a full list of available versions, see the Directory of published versions

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Extension: QI-Core Key Element Extension

Official URL: http://hl7.org/fhir/us/qicore/StructureDefinition/qicore-keyelement				Version: 6.0.0
Active as of 2023-04-03				Computable Name: QICORE_KeyElement
Copyright/Legal: Used by permission of HL7 International, all rights reserved Creative Commons License

This extension is only used in the QI-Core Implementation Guide’s Profile StructureDefinition elements. It flags elements that the quality improvement community has identified as significant to express the full intent of measures or decision support artifacts. See the MustSupport Flag section in this IG for more information.

Context of Use

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

• Element ID ElementDefinition
• Element ID ElementDefinition.type.targetProfile
• Element ID ElementDefinition.type

Usage info

Usage:

• Examples for this Extension: QICoreAdverseEvent, QICoreAllergyIntolerance, QICoreBodyStructure, QICoreCarePlan... Show 52 more, QICoreCareTeam, QICoreClaim, QICoreClaimResponse, QICoreCommunication, QICoreCommunicationNotDone, QICoreCommunicationRequest, QICoreConditionEncounterDiagnosis, QICoreConditionProblemsHealthConcerns, QICoreCoverage, QICoreDevice, QICoreDeviceNotRequested, QICoreDeviceRequest, QICoreDeviceUseStatement, QICoreDiagnosticReportLab, QICoreDiagnosticReportNote, QICoreEncounter, QICoreFamilyMemberHistory, QICoreFlag, QICoreGoal, QICoreImagingStudy, QICoreImmunization, QICoreImmunizationEvaluation, QICoreImmunizationNotDone, QICoreImmunizationRecommendation, QICoreLocation, QICoreMedicationAdministration, QICoreMedicationAdministrationNotDone, QICoreMedicationDispense, QICoreMedicationDispenseDeclined, QICoreMedicationNotRequested, QICoreMedicationRequest, QICoreMedicationStatement, QICoreNonPatientObservation, QICoreNutritionOrder, QICoreObservationClinicalResult, QICoreLaboratoryResultObservation, QICoreObservationScreeningAssessment, QICoreObservationCancelled, QICoreOrganization, QICorePatient, QICorePractitioner, QICorePractitionerRole, QICoreProcedure, QICoreProcedureNotDone, QICoreQuestionnaireResponse, QICoreRelatedPerson, QICoreServiceNotRequested, QICoreServiceRequest, QICoreSimpleObservation, QICoreSubstance, QICoreTask and QICoreTaskRejected

Formal Views of Extension Content

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

 

Other representations of profile: CSV, Excel, Schematron

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()