{
  "resourceType": "CodeSystem",
  "id": "search-xpath-usage",
  "meta": {
    "lastUpdated": "2019-11-01T09:29:23.356+11:00"
  },
  "extension": [
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
      "valueCode": "fhir"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status",
      "valueCode": "trial-use"
    },
    {
      "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm",
      "valueInteger": 3
    }
  ],
  "url": "http://hl7.org/fhir/search-xpath-usage",
  "identifier": [
    {
      "system": "urn:ietf:rfc:3986",
      "value": "urn:oid:2.16.840.1.113883.4.642.4.636"
    }
  ],
  "version": "4.0.1",
  "name": "XPathUsageType",
  "title": "XPathUsageType",
  "status": "draft",
  "experimental": false,
  "date": "2019-11-01T09:29:23+11:00",
  "publisher": "HL7 (FHIR Project)",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://hl7.org/fhir"
        },
        {
          "system": "email",
          "value": "fhir@lists.hl7.org"
        }
      ]
    }
  ],
  "description": "How a search parameter relates to the set of elements returned by evaluating its xpath query.",
  "caseSensitive": true,
  "valueSet": "http://hl7.org/fhir/ValueSet/search-xpath-usage",
  "content": "complete",
  "concept": [
    {
      "code": "normal",
      "display": "Normal",
      "definition": "The search parameter is derived directly from the selected nodes based on the type definitions."
    },
    {
      "code": "phonetic",
      "display": "Phonetic",
      "definition": "The search parameter is derived by a phonetic transform from the selected nodes."
    },
    {
      "code": "nearby",
      "display": "Nearby",
      "definition": "The search parameter is based on a spatial transform of the selected nodes."
    },
    {
      "code": "distance",
      "display": "Distance",
      "definition": "The search parameter is based on a spatial transform of the selected nodes, using physical distance from the middle."
    },
    {
      "code": "other",
      "display": "Other",
      "definition": "The interpretation of the xpath statement is unknown (and can't be automated)."
    }
  ]
}