FHIR © HL7.org  |  Server Home  |  XIG Home  |  XIG Stats  |  Server Source  |  FHIR  

FHIR IG Statistics: StructureDefinition/us-core-race

Packagehl7.fhir.us.core
Resource TypeStructureDefinition
Idus-core-race
FHIR VersionR4
Sourcehttp://hl7.org/fhir/us/core/https://build.fhir.org/ig/HL7/US-Core/StructureDefinition-us-core-race.html
URLhttp://hl7.org/fhir/us/core/StructureDefinition/us-core-race
Version8.0.0
Statusactive
Date2023-10-17
NameUSCoreRaceExtension
TitleUS Core Race Extension
Realmus
Authorityhl7
DescriptionConcepts classifying the person into a named category of humans sharing common history, traits, geographical origin or nationality. The race codes used to represent these concepts are based upon the [CDC Race and Ethnicity Code Set Version 1.0](http://www.cdc.gov/phin/resources/vocabulary/index.html#3) which includes over 900 concepts for representing race and ethnicity of which 921 reference race. The race concepts are grouped by and pre-mapped to the 5 OMB race categories: - American Indian or Alaska Native - Asian - Black or African American - Native Hawaiian or Other Pacific Islander - White.
PurposeComplies with 2015 Edition Common Clinical Data Set for patient race.
CopyrightUsed by permission of HL7 International, all rights reserved Creative Commons License
TypeExtension
Kindcomplex-type

Resources that use this resource

StructureDefinition
qicore-patientQICore Patient
us-core-patientUS Core Patient Profile
ndh-PractitionerNDH Practitioner Profile
uds-plus-race-extensionUDS Plus Race Extension

Resources that this resource uses

ValueSet
2.16.840.1.113762.1.4.1267.25Detailed race including absence reasons.
2.16.840.1.113883.4.642.2.575Race Categories

Examples of Use for Extension

ResourceVersion
fhir.argonaut.clinicalnotes#1.0.0:Patient/exampleR3
fhir.argonaut.questionnaire#1.0.0:Patient/subject1R3
fhir.argonaut.questionnaire#1.0.0:QuestionnaireResponse/questionnaireresponse-example-sampler-contained-patientR3
fhir.astp.bhp#current:Patient/bh-patient-exampleR4
fhir.hrsa.uds-plus#2.0.0:Patient/de-identified-age89-exampleR4
fhir.hrsa.uds-plus#2.0.0:Patient/de-identified-exampleR4
fhir.hrsa.uds-plus#2.0.0:Patient/de-identified-smallpop-exampleR4
fhir.hrsa.uds-plus#2.0.0:Patient/exampleR4
fhir.hrsa.uds-plus#2.0.0:Patient/smallpop-exampleR4
fhir.paciosampledata#current:Bundle/betsysmith-johnson01-SMP-Bundle-01-HospDischargeR4
fhir.paciosampledata#current:Bundle/betsysmith-johnson01-SMP-Bundle-02-SNFDischargeR4
fhir.paciosampledata#current:Bundle/betsysmith-johnson01-SMP-Bundle-03-PCPR4
fhir.paciosampledata#current:Patient/patient-betsysmith-johnson01R4
hl7.fhir.us.bfdr#current:Bundle/bundle-jurisdiction-fetal-death-not-namedR4
hl7.fhir.us.bfdr#current:Bundle/bundle-jurisdiction-live-birth-babyg-quinnR4
hl7.fhir.us.bfdr#current:Bundle/bundle-provider-fetal-death-not-namedR4
hl7.fhir.us.bfdr#current:Bundle/bundle-provider-live-birth-babyg-quinnR4
hl7.fhir.us.bfdr#current:Patient/patient-child-babyg-quinnR4
hl7.fhir.us.bfdr#current:Patient/patient-child-babyg-quinn-w-editR4
hl7.fhir.us.bfdr#current:Patient/patient-mother-birth-date-part-absentR4
hl7.fhir.us.bfdr#current:Patient/patient-mother-carmen-teresa-leeR4
hl7.fhir.us.bfdr#current:Patient/patient-mother-carmen-teresa-lee-w-editR4
hl7.fhir.us.bfdr#current:Patient/patient-mother-jada-ann-quinnR4
hl7.fhir.us.bfdr#current:Patient/patient-mother-jada-ann-quinn-w-editR4
hl7.fhir.us.birthdefectreporting#current:Bundle/BDRMessageBundleBirthingExampleR4
hl7.fhir.us.birthdefectreporting#current:Bundle/BDRMessageBundleExampleR4
hl7.fhir.us.birthdefectreporting#current:Patient/MotherPatientExampleR4
hl7.fhir.us.birthdefectreporting#current:Patient/PatientChildExampleR4
hl7.fhir.us.birthdefectreporting#current:Patient/PatientNewbornExampleR4
hl7.fhir.us.bser#current:Bundle/bundle-bser-referral-feedback-document-bundle-eve-everywomanR4
hl7.fhir.us.bser#current:Bundle/bundle-bser-referral-message-bundle-eve-everywomanR4
hl7.fhir.us.bser#current:Bundle/bundle-bser-referral-request-document-bundle-baby-everybabyR4
hl7.fhir.us.bser#current:Bundle/bundle-bser-referral-request-document-bundle-eve-everywomanR4
hl7.fhir.us.bser#current:Patient/patient-bser-patient-baby-everybabyR4
hl7.fhir.us.bser#current:Patient/patient-bser-patient-eve-everywomanR4
hl7.fhir.us.bser#current:Patient/patient-bser-patient-mom-everymomR4
hl7.fhir.us.cardx-htn#current:Patient/patient-example-Sally-SueR4
hl7.fhir.us.ccda#current:Bundle/Complete-Document-Bundle-ExampleR4
hl7.fhir.us.ccda#current:Patient/CF-patientR4
hl7.fhir.us.ccda#current:Patient/exampleR4
hl7.fhir.us.cdmh#current:Patient/exampleR4
hl7.fhir.us.central-cancer-registry-reporting#current:Patient/exampleR4
hl7.fhir.us.core#current:Patient/child-exampleR4
hl7.fhir.us.core#current:Patient/deceased-exampleR4
hl7.fhir.us.core#current:Patient/exampleR4
hl7.fhir.us.core#current:Patient/infant-exampleR4
hl7.fhir.us.cqfmeasures#5.0.0:Bundle/bundle-exampleR4
hl7.fhir.us.davinci-alerts#current:Bundle/admit-notification-intermediate-translate-bundleR4
hl7.fhir.us.davinci-alerts#current:Bundle/admit-notification-intermediate-transmit-bundleR4
hl7.fhir.us.davinci-alerts#current:Bundle/admit-notification-message-bundle-01R4
hl7.fhir.us.davinci-alerts#current:Bundle/admit-notification-message-bundle-02R4
hl7.fhir.us.davinci-alerts#current:Bundle/discharge-notification-message-bundle-01R4
hl7.fhir.us.davinci-alerts#current:Bundle/transfer-notification-message-bundle-01R4
hl7.fhir.us.davinci-crd#current:Patient/exampleR4
hl7.fhir.us.davinci-deqm#current:Bundle/multiple-indv-mrp-obs-reportR4
hl7.fhir.us.davinci-deqm#current:Bundle/multiple-indv-mrp-task-reportR4
hl7.fhir.us.davinci-deqm#current:Bundle/non-document-gaps-in-careR4
hl7.fhir.us.davinci-deqm#current:Bundle/sde-example-patient-data-bundleR4
hl7.fhir.us.davinci-deqm#current:Bundle/single-gaps-closed-indv-report01R4
hl7.fhir.us.davinci-deqm#current:Bundle/single-gaps-closed-indv-report02R4
hl7.fhir.us.davinci-deqm#current:Bundle/single-gaps-open-indv-report01R4
hl7.fhir.us.davinci-deqm#current:Bundle/single-indv-col-obs-reportR4
hl7.fhir.us.davinci-deqm#current:Bundle/single-indv-mrp-obs-reportR4
hl7.fhir.us.davinci-deqm#current:Bundle/single-indv-mrp-task-reportR4
hl7.fhir.us.davinci-deqm#current:Bundle/single-indv-vte-report-option1R4
hl7.fhir.us.davinci-deqm#current:Bundle/single-indv-vte-report-option7R4
hl7.fhir.us.davinci-deqm#current:MeasureReport/sde-exampleR4
hl7.fhir.us.davinci-deqm#current:Parameters/col-collect-obsR4
hl7.fhir.us.davinci-deqm#current:Parameters/col-submit-obsR4
hl7.fhir.us.davinci-deqm#current:Parameters/mrp-submit-obsR4
hl7.fhir.us.davinci-deqm#current:Parameters/mrp-submit-taskR4
hl7.fhir.us.davinci-deqm#current:Parameters/multiple-gaps-indv-report01R4
hl7.fhir.us.davinci-deqm#current:Parameters/multiple-gaps-indv-report02R4
hl7.fhir.us.davinci-deqm#current:Parameters/single-gaps-closed-indv-report01R4
hl7.fhir.us.davinci-deqm#current:Parameters/single-gaps-closed-indv-report02R4
hl7.fhir.us.davinci-deqm#current:Parameters/single-gaps-open-indv-report01R4
hl7.fhir.us.davinci-deqm#current:Patient/gaps-patient01R4
hl7.fhir.us.davinci-deqm#current:Patient/gaps-patient02R4
hl7.fhir.us.davinci-deqm#current:Patient/nhsn-iip-ip101R4
hl7.fhir.us.davinci-deqm#current:Patient/patient01R4
hl7.fhir.us.davinci-deqm#current:Patient/patient02R4
hl7.fhir.us.davinci-deqm#current:Patient/patient03R4
hl7.fhir.us.davinci-drug-formulary#current:Patient/exampleR4
hl7.fhir.us.davinci-ra#current:Bundle/ra-bundle01R4
hl7.fhir.us.davinci-ra#current:Parameters/ra-submit-dataR4
hl7.fhir.us.davinci-ra#current:Patient/ra-patient01R4
hl7.fhir.us.davinci-ra#current:Patient/ra-patient02R4
hl7.fhir.us.davinci-ra#current:Patient/ra-patient03R4
hl7.fhir.us.dental-data-exchange#current:Patient/example-dentalR4
hl7.fhir.us.dme-orders#current:Patient/example1R4
hl7.fhir.us.ecr#current:Bundle/bundle-ecr-message-zikaR4
hl7.fhir.us.ecr#current:Bundle/bundle-eicr-document-zikaR4
hl7.fhir.us.ecr#current:Bundle/bundle-rr-document-one-cond-one-phaR4
hl7.fhir.us.ecr#current:Patient/patient-ecr-eve-everywomanR4
hl7.fhir.us.eltss#current:Bundle/2039212f3fa5406bb4ffd4aR4
hl7.fhir.us.eltss#current:Patient/patientBSJ1R4
hl7.fhir.us.hai#current:Patient/hai-patient-1R4
hl7.fhir.us.hai-ltcf#current:Patient/hai-ltcf-resident-1R4
hl7.fhir.us.home-lab-report#current:Bundle/bundle-at-home-in-vitro-test-results-s-trevorR4
hl7.fhir.us.home-lab-report#current:Patient/patient-at-home-in-vitro-test-stacy-trevorR4
hl7.fhir.us.lower-extremity-skin-wound-assessment#current:Patient/patient-exampleR4
hl7.fhir.us.mcode#current:Bundle/mcode-patient-bundle-jenny-mR4
hl7.fhir.us.mcode#current:Patient/cancer-patient-adam-everymanR4
hl7.fhir.us.mcode#current:Patient/cancer-patient-brian-lR4
hl7.fhir.us.mcode#current:Patient/cancer-patient-eve-anypersonR4
hl7.fhir.us.mcode#current:Patient/cancer-patient-jenny-mR4
hl7.fhir.us.mcode#current:Patient/cancer-patient-john-anypersonR4
hl7.fhir.us.mcode#current:Patient/cancer-patient-lucy-childR4
hl7.fhir.us.mdi#current:Bundle/bundle-doc-mdi-dcr-ex1R4
hl7.fhir.us.mdi#current:Bundle/bundle-mdi-and-edrs-a-freemanR4
hl7.fhir.us.mdi#current:Bundle/bundle-mdi-tox-report-message-a-freemanR4
hl7.fhir.us.mdi#current:Bundle/bundle-msg-mdi-dcr-ex1R4
hl7.fhir.us.mdi#current:Patient/us-core-patient-a-freemanR4
hl7.fhir.us.mdi#current:Patient/vrdr-decedent-dcr-ex1R4
hl7.fhir.us.meds#1.2.0:Patient/test2R3
hl7.fhir.us.mihr#current:Patient/example-nih-child-pihR4
hl7.fhir.us.mihr#current:Patient/example-nih-mother-pihR4
hl7.fhir.us.mihr#current:Patient/patient-allison-doe-exampleR4
hl7.fhir.us.mihr#current:Patient/patient-child-bobby-doe-exampleR4
hl7.fhir.us.mihr#current:Patient/patient-child-jane-smith-exampleR4
hl7.fhir.us.mihr#current:Patient/patient-child-john-smith-exampleR4
hl7.fhir.us.mihr#current:Patient/patient-child-peter-doe-exampleR4
hl7.fhir.us.mihr#current:Patient/patient-jane-smith-exampleR4
hl7.fhir.us.mihr#current:RelatedPerson/relatedperson-child-bobby-doe-exampleR4
hl7.fhir.us.mihr#current:RelatedPerson/relatedperson-child-peter-doe-exampleR4
hl7.fhir.us.mihr#current:RelatedPerson/relatedperson-jane-smith-exampleR4
hl7.fhir.us.military-service#current:Patient/huffman-crystal-example-veteranR4
hl7.fhir.us.military-service#current:Patient/hugo-cross-example-veteranR4
hl7.fhir.us.military-service#current:Patient/philip-scott-example-veteranR4
hl7.fhir.us.nhsn-ade#current:Bundle/bundle-document-adeR4
hl7.fhir.us.nhsn-ade#current:Patient/patient-ade-1R4
hl7.fhir.us.nhsn-ade#current:Patient/patient-harry-hypoglycemic-exampleR4
hl7.fhir.us.nhsn-dqm#current:Bundle/submission-full-example1R4
hl7.fhir.us.nhsn-dqm#current:Patient/patient-example-ach-ach-pass1R4
hl7.fhir.us.nhsn-dqm#current:Patient/patient-example-ach-ach-pass2R4
hl7.fhir.us.nhsn-dqm#current:Patient/patient-example-ach-ach-pass3R4
hl7.fhir.us.nhsn-dqm#current:Patient/patient-example-sameresultdiffdayR4
hl7.fhir.us.nhsn-med-admin#1.0.0:Bundle/bundle-document-med-admin-patient-med-admin-1R4
hl7.fhir.us.nhsn-med-admin#1.0.0:Patient/patient-med-admin-1R4
hl7.fhir.us.odh#current:Patient/patient-odh-maya-gordonR4
hl7.fhir.us.pacio-adi#current:Bundle/Example-Smith-Johnson-PACP-Bundle1R4
hl7.fhir.us.pacio-adi#current:Bundle/MHAD-Example-Smith-Johnson-Bundle3R4
hl7.fhir.us.pacio-adi#current:Bundle/PMO-Example-Smith-Johnson-Bundle2R4
hl7.fhir.us.pacio-adi#current:Patient/Example-Smith-Johnson-Patient1R4
hl7.fhir.us.pacio-toc#current:Bundle/Example-Smith-Johnson-BundleR4
hl7.fhir.us.pacio-toc#current:Patient/Example-Smith-Johnson-Patient1R4
hl7.fhir.us.ph-library#current:Bundle/us-ph-content-bundle-exampleR4
hl7.fhir.us.ph-library#current:Bundle/us-ph-document-bundle-exampleR4
hl7.fhir.us.ph-library#current:Bundle/us-ph-reporting-bundle-exampleR4
hl7.fhir.us.ph-library#current:Bundle/us-ph-response-bundle-exampleR4
hl7.fhir.us.ph-library#current:Patient/us-ph-patient-eve-everywomanR4
hl7.fhir.us.registry-protocols#current:Bundle/CREDSBundle-ExampleR4
hl7.fhir.us.registry-protocols#current:Patient/261989c3-688c-4941-b767-d8d4c871217cR4
hl7.fhir.us.resp-net#current:Patient/patient-respnet-eve-everywomanR4
hl7.fhir.us.sdoh-clinicalcare#current:Patient/pat-53234R4
hl7.fhir.us.vdor#current:Patient/alice-freeman-example-patientR4
hl7.fhir.us.vitals#current:Patient/patient-exampleR4
hl7.fhir.us.vr-common-library#current:Patient/patient-child-vr-babyg-quinn-commonR4
hl7.fhir.us.vr-common-library#current:Patient/patient-child-vr-babyg-quinn-common-1R4
hl7.fhir.us.vr-common-library#current:Patient/patient-child-vr-babyg-quinn-w-editR4
hl7.fhir.us.vr-common-library#current:Patient/patient-mother-vr-birth-date-part-absentR4
hl7.fhir.us.vr-common-library#current:Patient/patient-mother-vr-jada-ann-quinn-commonR4
hl7.fhir.us.vr-common-library#current:Patient/us-core-patient-vr-a-freemanR4
hl7.fhir.us.vrdr#current:Patient/us-core-patient-vr-a-freemanR4
hl7.fhir.uv.aitransparency#current:Patient/a1b2c3d4-e5f6-7890-abcd-ef1234567890R4
hl7.fhir.uv.cqm#current:Bundle/measurereport-bundle-exampleR4
ihe.qrph.bfdr#current:Bundle/bundle-jurisdiction-fetal-death-not-namedR4
ihe.qrph.bfdr#current:Bundle/bundle-jurisdiction-live-birth-babyg-quinnR4
ihe.qrph.bfdr#current:Bundle/bundle-provider-fetal-death-not-namedR4
ihe.qrph.bfdr#current:Bundle/bundle-provider-live-birth-babyg-quinnR4
ihe.qrph.bfdr#current:Patient/patient-child-babyg-quinnR4
ihe.qrph.bfdr#current:Patient/patient-mother-carmen-teresa-leeR4
ihe.qrph.bfdr#current:Patient/patient-mother-jada-ann-quinnR4
ihe.qrph.bfdr#current:RelatedPerson/relatedperson-father-natural-james-brandon-quinnR4
ihe.qrph.bfdr#current:RelatedPerson/relatedperson-father-natural-tom-yan-leeR4
ihe.qrph.bfdr#current:RelatedPerson/relatedperson-mother-carmen-teresa-leeR4
ihe.qrph.bfdr#current:RelatedPerson/relatedperson-mother-jada-ann-quinnR4

Narrative

Note: links and images are rebased to the (stated) source

Generated Narrative: StructureDefinition us-core-race

NameFlagsCard.TypeDescription & Constraintsdoco
.. Extension C0..1ExtensionUS Core Race Extension
Constraints: us-core-23
... Slices for extension 1..*ExtensionExtension
Slice: Unordered, Open by value:url
.... extension:ombCategory S0..6ExtensionAmerican Indian or Alaska Native|Asian|Black or African American|Native Hawaiian or Other Pacific Islander|White
..... url 1..1uri"ombCategory"
..... value[x] 1..1CodingValue of extension
Binding: Race Categories . (required): The 5 race category codes according to the OMB Standards for Maintaining, Collecting, and Presenting Federal Data on Race and Ethnicity, Statistical Policy Directive No. 15, as revised, October 30, 1997.
.... extension:detailed 0..*ExtensionExtended race codes
..... url 1..1uri"detailed"
..... value[x] 1..1CodingValue of extension
Binding: Detailed race including absence reasons. . (required)
.... extension:text S1..1ExtensionRace Text
..... url 1..1uri"text"
..... value[x] 1..1stringValue of extension
... url 1..1uri"http://hl7.org/fhir/us/core/StructureDefinition/us-core-race"
... value[x] 0..0

doco Documentation for this format

Source

{
  "resourceType": "StructureDefinition",
  "id": "us-core-race",
  "text": {
    "status": "extensions",
    "div": "<!-- snip (see above) -->"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "cgp"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger": 3,
      "_valueInteger": {
        "extension": [
          {
            "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical": "http://hl7.org/fhir/us/core/ImplementationGuide/hl7.fhir.us.core"
          }
        ]
      }
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode": "trial-use",
      "_valueCode": {
        "extension": [
          {
            "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-conformance-derivedFrom",
            "valueCanonical": "http://hl7.org/fhir/us/core/ImplementationGuide/hl7.fhir.us.core"
          }
        ]
      }
    }
  ],
  "url": "http://hl7.org/fhir/us/core/StructureDefinition/us-core-race",
  "identifier": [
    {
      "system": "urn:ietf:rfc:3986",
      "value": "urn:oid:2.16.840.1.113883.4.642.40.2.42.54"
    }
  ],
  "version": "8.0.0",
  "name": "USCoreRaceExtension",
  "title": "US Core Race Extension",
  "status": "active",
  "date": "2023-10-17",
  "publisher": "HL7 International / Cross-Group Projects",
  "contact": [
    {
      "name": "HL7 International / Cross-Group Projects",
      "telecom": [
        {
          "system": "url",
          "value": "http://www.hl7.org/Special/committees/cgp"
        },
        {
          "system": "email",
          "value": "cgp@lists.HL7.org"
        }
      ]
    }
  ],
  "description": "Concepts classifying the person into a named category of humans sharing common history, traits, geographical origin or nationality.  The race codes used to represent these concepts are based upon the [CDC Race and Ethnicity Code Set Version 1.0](http://www.cdc.gov/phin/resources/vocabulary/index.html#3) which includes over 900 concepts for representing race and ethnicity of which 921 reference race.  The race concepts are grouped by and pre-mapped to the 5 OMB race categories:\n\n - American Indian or Alaska Native\n - Asian\n - Black or African American\n - Native Hawaiian or Other Pacific Islander\n - White.",
  "jurisdiction": [
    {
      "coding": [
        {
          "system": "urn:iso:std:iso:3166",
          "code": "US"
        }
      ]
    }
  ],
  "purpose": "Complies with 2015 Edition Common Clinical Data Set for patient race.",
  "copyright": "Used by permission of HL7 International, all rights reserved Creative Commons License",
  "fhirVersion": "4.0.1",
  "mapping": [
    {
      "identity": "rim",
      "uri": "http://hl7.org/v3",
      "name": "RIM Mapping"
    }
  ],
  "kind": "complex-type",
  "abstract": false,
  "context": [
    {
      "type": "element",
      "expression": "Patient"
    },
    {
      "type": "element",
      "expression": "RelatedPerson"
    },
    {
      "type": "element",
      "expression": "Person"
    },
    {
      "type": "element",
      "expression": "Practitioner"
    },
    {
      "type": "element",
      "expression": "FamilyMemberHistory"
    }
  ],
  "type": "Extension",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation": "constraint",
  "snapshot": {
    "extension": [
      {
        "url": "http://hl7.org/fhir/tools/StructureDefinition/snapshot-base-version",
        "valueString": "4.0.1"
      }
    ],
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "US Core Race Extension",
        "definition": "Concepts classifying the person into a named category of humans sharing common history, traits, geographical origin or nationality.  The race codes used to represent these concepts are based upon the [CDC Race and Ethnicity Code Set Version 1.0](http://www.cdc.gov/phin/resources/vocabulary/index.html) which includes over 900 concepts for representing race and ethnicity of which 921 reference race.  The race concepts are grouped by and pre-mapped to the 5 OMB race categories:\n\n   - American Indian or Alaska Native\n   - Asian\n   - Black or African American\n   - Native Hawaiian or Other Pacific Islander\n   - White.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Extension",
          "min": 0,
          "max": "*"
        },
        "condition": [
          "ele-1",
          "us-core-23"
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), 'value')])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          },
          {
            "key": "us-core-23",
            "severity": "error",
            "human": "If \"ASKU\" or \"UNK\" are present, then no other OMB race categories can be present.",
            "expression": "extension.where(url = 'ombCategory').value.where(code in 'ASKU'|'UNK').exists() implies extension.where(url = 'ombCategory').count() = 1"
          }
        ],
        "isModifier": false
      },
      {
        "id": "Extension.id",
        "path": "Extension.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "Unique id for inter-element referencing",
        "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl": "string"
              }
            ],
            "code": "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Extension",
        "definition": "An Extension",
        "min": 1,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": false,
        "isSummary": false
      },
      {
        "id": "Extension.extension:ombCategory",
        "path": "Extension.extension",
        "sliceName": "ombCategory",
        "short": "American Indian or Alaska Native|Asian|Black or African American|Native Hawaiian or Other Pacific Islander|White",
        "definition": "The 5 race category codes according to the [OMB Standards for Maintaining, Collecting, and Presenting Federal Data on Race and Ethnicity, Statistical Policy Directive No. 15, as revised, October 30, 1997](https://www.govinfo.gov/content/pkg/FR-1997-10-30/pdf/97-28653.pdf).",
        "min": 0,
        "max": "6",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "iso11179",
            "map": "/ClinicalDocument/recordTarget/patientRole/patient/raceCode"
          }
        ]
      },
      {
        "id": "Extension.extension:ombCategory.id",
        "path": "Extension.extension.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "Unique id for inter-element referencing",
        "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl": "string"
              }
            ],
            "code": "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension:ombCategory.extension",
        "path": "Extension.extension.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Additional content defined by implementations",
        "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension:ombCategory.url",
        "path": "Extension.extension.url",
        "representation": [
          "xmlAttr"
        ],
        "short": "identifies the meaning of the extension",
        "definition": "Source of the definition for the extension code - a logical name or a URL.",
        "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "ombCategory",
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.extension:ombCategory.value[x]",
        "path": "Extension.extension.value[x]",
        "short": "Value of extension",
        "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Coding"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "binding": {
          "strength": "required",
          "description": "The 5 race category codes according to the [OMB Standards for Maintaining, Collecting, and Presenting Federal Data on Race and Ethnicity, Statistical Policy Directive No. 15, as revised, October 30, 1997](https://www.govinfo.gov/content/pkg/FR-1997-10-30/pdf/97-28653.pdf).",
          "valueSet": "http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.4.642.2.575"
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.extension:detailed",
        "path": "Extension.extension",
        "sliceName": "detailed",
        "short": "Extended race codes",
        "definition": "The 900+ CDC race codes that are grouped under one of the 5 OMB race category codes:.",
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "iso11179",
            "map": "/ClinicalDocument/recordTarget/patientRole/patient/sdtc:raceCode"
          }
        ]
      },
      {
        "id": "Extension.extension:detailed.id",
        "path": "Extension.extension.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "Unique id for inter-element referencing",
        "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl": "string"
              }
            ],
            "code": "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension:detailed.extension",
        "path": "Extension.extension.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Additional content defined by implementations",
        "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension:detailed.url",
        "path": "Extension.extension.url",
        "representation": [
          "xmlAttr"
        ],
        "short": "identifies the meaning of the extension",
        "definition": "Source of the definition for the extension code - a logical name or a URL.",
        "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "detailed",
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.extension:detailed.value[x]",
        "path": "Extension.extension.value[x]",
        "short": "Value of extension",
        "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Coding"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "binding": {
          "strength": "required",
          "valueSet": "http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113762.1.4.1267.25"
        },
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.extension:text",
        "path": "Extension.extension",
        "sliceName": "text",
        "short": "Race Text",
        "definition": "Plain text representation of the race concept(s).",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": false
      },
      {
        "id": "Extension.extension:text.id",
        "path": "Extension.extension.id",
        "representation": [
          "xmlAttr"
        ],
        "short": "Unique id for inter-element referencing",
        "definition": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Element.id",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl": "string"
              }
            ],
            "code": "http://hl7.org/fhirpath/System.String"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension:text.extension",
        "path": "Extension.extension.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "description": "Extensions are always sliced by (at least) url",
          "rules": "open"
        },
        "short": "Additional content defined by implementations",
        "definition": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
        "comment": "There can be no stigma associated with the use of extensions by any application, project, or standard - regardless of the institution or jurisdiction that uses or defines the extensions.  The use of extensions is what allows the FHIR specification to retain a core level of simplicity for everyone.",
        "alias": [
          "extensions",
          "user content"
        ],
        "min": 0,
        "max": "*",
        "base": {
          "path": "Element.extension",
          "min": 0,
          "max": "*"
        },
        "type": [
          {
            "code": "Extension"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          },
          {
            "key": "ext-1",
            "severity": "error",
            "human": "Must have either extensions or value[x], not both",
            "expression": "extension.exists() != value.exists()",
            "xpath": "exists(f:extension)!=exists(f:*[starts-with(local-name(.), \"value\")])",
            "source": "http://hl7.org/fhir/StructureDefinition/Extension"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "n/a"
          }
        ]
      },
      {
        "id": "Extension.extension:text.url",
        "path": "Extension.extension.url",
        "representation": [
          "xmlAttr"
        ],
        "short": "identifies the meaning of the extension",
        "definition": "Source of the definition for the extension code - a logical name or a URL.",
        "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "text",
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.extension:text.value[x]",
        "path": "Extension.extension.value[x]",
        "short": "Value of extension",
        "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "string"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "representation": [
          "xmlAttr"
        ],
        "short": "identifies the meaning of the extension",
        "definition": "Source of the definition for the extension code - a logical name or a URL.",
        "comment": "The definition may point directly to a computable or human-readable definition of the extensibility codes, or it may be a logical URI as declared in some other specification. The definition SHALL be a URI for the Structure Definition defining the extension.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Extension.url",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "extension": [
              {
                "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fhir-type",
                "valueUrl": "uri"
              }
            ],
            "code": "http://hl7.org/fhirpath/System.String"
          }
        ],
        "fixedUri": "http://hl7.org/fhir/us/core/StructureDefinition/us-core-race",
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "short": "Value of extension",
        "definition": "Value of extension - must be one of a constrained set of the data types (see [Extensibility](http://hl7.org/fhir/R4/extensibility.html) for a list).",
        "min": 0,
        "max": "0",
        "base": {
          "path": "Extension.value[x]",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "base64Binary"
          },
          {
            "code": "boolean"
          },
          {
            "code": "canonical"
          },
          {
            "code": "code"
          },
          {
            "code": "date"
          },
          {
            "code": "dateTime"
          },
          {
            "code": "decimal"
          },
          {
            "code": "id"
          },
          {
            "code": "instant"
          },
          {
            "code": "integer"
          },
          {
            "code": "markdown"
          },
          {
            "code": "oid"
          },
          {
            "code": "positiveInt"
          },
          {
            "code": "string"
          },
          {
            "code": "time"
          },
          {
            "code": "unsignedInt"
          },
          {
            "code": "uri"
          },
          {
            "code": "url"
          },
          {
            "code": "uuid"
          },
          {
            "code": "Address"
          },
          {
            "code": "Age"
          },
          {
            "code": "Annotation"
          },
          {
            "code": "Attachment"
          },
          {
            "code": "CodeableConcept"
          },
          {
            "code": "Coding"
          },
          {
            "code": "ContactPoint"
          },
          {
            "code": "Count"
          },
          {
            "code": "Distance"
          },
          {
            "code": "Duration"
          },
          {
            "code": "HumanName"
          },
          {
            "code": "Identifier"
          },
          {
            "code": "Money"
          },
          {
            "code": "Period"
          },
          {
            "code": "Quantity"
          },
          {
            "code": "Range"
          },
          {
            "code": "Ratio"
          },
          {
            "code": "Reference"
          },
          {
            "code": "SampledData"
          },
          {
            "code": "Signature"
          },
          {
            "code": "Timing"
          },
          {
            "code": "ContactDetail"
          },
          {
            "code": "Contributor"
          },
          {
            "code": "DataRequirement"
          },
          {
            "code": "Expression"
          },
          {
            "code": "ParameterDefinition"
          },
          {
            "code": "RelatedArtifact"
          },
          {
            "code": "TriggerDefinition"
          },
          {
            "code": "UsageContext"
          },
          {
            "code": "Dosage"
          },
          {
            "code": "Meta"
          }
        ],
        "constraint": [
          {
            "key": "ele-1",
            "severity": "error",
            "human": "All FHIR elements must have a @value or children",
            "expression": "hasValue() or (children().count() > id.count())",
            "xpath": "@value|f:*|h:div",
            "source": "http://hl7.org/fhir/StructureDefinition/Element"
          }
        ],
        "isModifier": false,
        "isSummary": false,
        "mapping": [
          {
            "identity": "rim",
            "map": "N/A"
          }
        ]
      }
    ]
  },
  "differential": {
    "element": [
      {
        "id": "Extension",
        "path": "Extension",
        "short": "US Core Race Extension",
        "definition": "Concepts classifying the person into a named category of humans sharing common history, traits, geographical origin or nationality.  The race codes used to represent these concepts are based upon the [CDC Race and Ethnicity Code Set Version 1.0](http://www.cdc.gov/phin/resources/vocabulary/index.html) which includes over 900 concepts for representing race and ethnicity of which 921 reference race.  The race concepts are grouped by and pre-mapped to the 5 OMB race categories:\n\n   - American Indian or Alaska Native\n   - Asian\n   - Black or African American\n   - Native Hawaiian or Other Pacific Islander\n   - White.",
        "min": 0,
        "max": "1",
        "condition": [
          "us-core-23"
        ],
        "constraint": [
          {
            "key": "us-core-23",
            "severity": "error",
            "human": "If \"ASKU\" or \"UNK\" are present, then no other OMB race categories can be present.",
            "expression": "extension.where(url = 'ombCategory').value.where(code in 'ASKU'|'UNK').exists() implies extension.where(url = 'ombCategory').count() = 1"
          }
        ]
      },
      {
        "id": "Extension.extension",
        "path": "Extension.extension",
        "slicing": {
          "discriminator": [
            {
              "type": "value",
              "path": "url"
            }
          ],
          "rules": "open"
        },
        "min": 1
      },
      {
        "id": "Extension.extension:ombCategory",
        "path": "Extension.extension",
        "sliceName": "ombCategory",
        "short": "American Indian or Alaska Native|Asian|Black or African American|Native Hawaiian or Other Pacific Islander|White",
        "definition": "The 5 race category codes according to the [OMB Standards for Maintaining, Collecting, and Presenting Federal Data on Race and Ethnicity, Statistical Policy Directive No. 15, as revised, October 30, 1997](https://www.govinfo.gov/content/pkg/FR-1997-10-30/pdf/97-28653.pdf).",
        "min": 0,
        "max": "6",
        "type": [
          {
            "code": "Extension"
          }
        ],
        "mustSupport": true,
        "mapping": [
          {
            "identity": "iso11179",
            "map": "/ClinicalDocument/recordTarget/patientRole/patient/raceCode"
          }
        ]
      },
      {
        "id": "Extension.extension:ombCategory.url",
        "path": "Extension.extension.url",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "ombCategory"
      },
      {
        "id": "Extension.extension:ombCategory.value[x]",
        "path": "Extension.extension.value[x]",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "Coding"
          }
        ],
        "binding": {
          "strength": "required",
          "description": "The 5 race category codes according to the [OMB Standards for Maintaining, Collecting, and Presenting Federal Data on Race and Ethnicity, Statistical Policy Directive No. 15, as revised, October 30, 1997](https://www.govinfo.gov/content/pkg/FR-1997-10-30/pdf/97-28653.pdf).",
          "valueSet": "http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113883.4.642.2.575"
        }
      },
      {
        "id": "Extension.extension:detailed",
        "path": "Extension.extension",
        "sliceName": "detailed",
        "short": "Extended race codes",
        "definition": "The 900+ CDC race codes that are grouped under one of the 5 OMB race category codes:.",
        "min": 0,
        "max": "*",
        "type": [
          {
            "code": "Extension"
          }
        ],
        "mapping": [
          {
            "identity": "iso11179",
            "map": "/ClinicalDocument/recordTarget/patientRole/patient/sdtc:raceCode"
          }
        ]
      },
      {
        "id": "Extension.extension:detailed.url",
        "path": "Extension.extension.url",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "detailed"
      },
      {
        "id": "Extension.extension:detailed.value[x]",
        "path": "Extension.extension.value[x]",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "Coding"
          }
        ],
        "binding": {
          "strength": "required",
          "valueSet": "http://cts.nlm.nih.gov/fhir/ValueSet/2.16.840.1.113762.1.4.1267.25"
        }
      },
      {
        "id": "Extension.extension:text",
        "path": "Extension.extension",
        "sliceName": "text",
        "short": "Race Text",
        "definition": "Plain text representation of the race concept(s).",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "Extension"
          }
        ],
        "mustSupport": true
      },
      {
        "id": "Extension.extension:text.url",
        "path": "Extension.extension.url",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "uri"
          }
        ],
        "fixedUri": "text"
      },
      {
        "id": "Extension.extension:text.value[x]",
        "path": "Extension.extension.value[x]",
        "min": 1,
        "max": "1",
        "type": [
          {
            "code": "string"
          }
        ]
      },
      {
        "id": "Extension.url",
        "path": "Extension.url",
        "min": 1,
        "max": "1",
        "fixedUri": "http://hl7.org/fhir/us/core/StructureDefinition/us-core-race"
      },
      {
        "id": "Extension.value[x]",
        "path": "Extension.value[x]",
        "min": 0,
        "max": "0"
      }
    ]
  }
}