Cross-Version Extension for Evidence.purpose in R5

Context of Use

This extension may be used in the following contexts:

• element Evidence (For version R4B)
• extension http://hl7.org/fhir/4.3/StructureDefinition/extension-Evidence
• element Evidence (For version R4)
• extension http://hl7.org/fhir/4.0/StructureDefinition/extension-Evidence
• element Basic (For version R3)
• element Basic (For version R2)

Name	Flags	Card.	Type	Description & Constraints
Extension		0..1	Extension	Why this Evidence is defined
extension		..0
value[x]		1..	markdown
url				"http://hl7.org/fhir/5.0/StructureDefinition/extension-Evidence.purpose"
Documentation for this format

{
  "resourceType" : "StructureDefinition",
  "id" : "xv-r5-evi.purpose",
  "url" : "http://hl7.org/fhir/5.0/StructureDefinition/extension-Evidence.purpose",
  "name" : "XVerExtensionEvidence.purposeR5",
  "title" : "Cross-Version Extension for Evidence.purpose in R5",
  "status" : "active",
  "experimental" : false,
  "publisher" : "Health Level Seven International (Clinical Decision Support)",
  "contact" : [{
    "telecom" : [{
      "system" : "url",
      "value" : "http://hl7.org/fhir"
    }]
  },
  {
    "telecom" : [{
      "system" : "url",
      "value" : "http://www.hl7.org/Special/committees/dss/index.cfm"
    }]
  }],
  "description" : "Cross-Version Extension for Evidence.purpose. Valid in versions R2, R3, R4, R4B\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" : "4.3"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "4.3"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "Evidence"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/4.3/StructureDefinition/extension-Evidence"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "4.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "4.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "Evidence"
  },
  {
    "type" : "extension",
    "expression" : "http://hl7.org/fhir/4.0/StructureDefinition/extension-Evidence"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "3.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "3.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "Basic"
  },
  {
    "extension" : [{
      "extension" : [{
        "url" : "startFhirVersion",
        "valueCode" : "1.0"
      },
      {
        "url" : "endFhirVersion",
        "valueCode" : "1.0"
      }],
      "url" : "http://hl7.org/fhir/StructureDefinition/version-specific-use"
    }],
    "type" : "element",
    "expression" : "Basic"
  }],
  "type" : "Extension",
  "baseDefinition" : "http://hl7.org/fhir/StructureDefinition/Extension",
  "derivation" : "constraint",
  "differential" : {
    "element" : [{
      "path" : "Extension",
      "short" : "Why this Evidence is defined",
      "definition" : "Explanation of why this Evidence is needed and why it has been designed as it has.",
      "comment" : "This element does not describe the usage of the Evidence. Instead, it provides traceability of ''why'' the resource is either needed or ''why'' it is defined as it is. This may be used to point to source materials or specifications that drove the structure of this Evidence.",
      "min" : 0,
      "max" : "1",
      "isModifier" : false,
      "mapping" : [{
        "identity" : "w5",
        "map" : "FiveWs.why[x]"
      },
      {
        "identity" : "objimpl",
        "map" : "no-gen-base"
      }]
    },
    {
      "path" : "Extension.extension",
      "max" : "0"
    },
    {
      "path" : "Extension.value[x]",
      "min" : 1,
      "type" : [{
        "code" : "markdown"
      }]
    },
    {
      "path" : "Extension.url",
      "fixedUri" : "http://hl7.org/fhir/5.0/StructureDefinition/extension-Evidence.purpose"
    }]
  }
}