Cross-Version Extension for Questionnaire.item.prefix in R3

Context of Use

This extension may be used in the following contexts:

• element Questionnaire.group (For version R2)
• extension http://hl7.org/fhir/1.0/StructureDefinition/extension-Questionnaire.group
• element Questionnaire.group.question (For version R2)
• extension http://hl7.org/fhir/1.0/StructureDefinition/extension-Questionnaire.group.question

Name	Flags	Card.	Type	Description & Constraints
Extension		0..1	Extension	E.g. "1(a)", "2.5.3"
extension		..0
value[x]		1..	string
url				"http://hl7.org/fhir/3.0/StructureDefinition/extension-Questionnaire.item.prefix"
Documentation for this format

{
  "resourceType" : "StructureDefinition",
  "id" : "xv-r3-que.ite.prefix",
  "url" : "http://hl7.org/fhir/3.0/StructureDefinition/extension-Questionnaire.item.prefix",
  "name" : "XVerExtensionQuestionnaire.item.prefixR3",
  "title" : "Cross-Version Extension for Questionnaire.item.prefix in R3",
  "status" : "active",
  "experimental" : false,
  "publisher" : "Health Level Seven International (FHIR Infrastructure)",
  "contact" : [{
    "telecom" : [{
      "system" : "url",
      "value" : "http://hl7.org/fhir"
    }]
  },
  {
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org/Special/committees/fiwg/index.cfm"
    }]
  }],
  "description" : "Cross-Version Extension for Questionnaire.item.prefix. Valid in versions R2\r\n\r\nThis is a valid cross-version extension because it's counted as a new element",
  "jurisdiction" : [{
    "coding" : [{
      "system" : "http://unstats.un.org/unsd/methods/m49/m49.htm",
      "code" : "001"
    }]
  }],
  "fhirVersion" : "5.0.0",
  "kind" : "complex-type",
  "abstract" : false,
  "context" : [{
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "1.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "1.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "Questionnaire.group"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/1.0/StructureDefinition/extension-Questionnaire.group"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "1.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "1.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "Questionnaire.group.question"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/1.0/StructureDefinition/extension-Questionnaire.group.question"
  }],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "differential" : {
    "element" : [{
      "path" : "Extension",
      "short" : "E.g. \"1(a)\", \"2.5.3\"",
      "definition" : "A short label for a particular group, question or set of display text within the questionnaire used for reference by the individual completing the questionnaire.",
      "comment" : "These are generally unique within a questionnaire, though this is not guaranteed. Some questionnaires may have multiple questions with the same label with logic to control which gets exposed.\n\nTypically these won't be used for \"display\" items, though such use is not prohibited.\n\nSystems SHOULD NOT generate their own prefixes if prefixes are defined for any items within a Questionnaire.",
      "requirements" : "Separating the label from the question text allows improved rendering.  Also, instructions will often refer to specific prefixes, so there's a need for the questionnaire design to have control over what labels are used.",
      "alias" : ["label"],
      "min" : 0,
      "max" : "1",
      "isModifier" : false,
      "mapping" : [{
        "identity" : "rim",
        "map" : "Not supported"
      }]
    },
    {
      "path" : "Extension.extension",
      "max" : "0"
    },
    {
      "path" : "Extension.value[x]",
      "min" : 1,
      "type" : [{
        "code" : "string"
      }]
    },
    {
      "path" : "Extension.url",
      "fixedUri" : "http://hl7.org/fhir/3.0/StructureDefinition/extension-Questionnaire.item.prefix"
    }]
  }
}