{
  "description": null,
  "_filename": "CodeSystem-reaction-event-certainty.json",
  "package_name": "hl7.fhir.r5.core",
  "date": null,
  "meta": {
    "profile": [ "http://hl7.org/fhir/StructureDefinition/shareablecodesystem" ],
    "lastUpdated": "2021-04-15T12:25:09.461+10:00"
  },
  "publisher": null,
  "name": "AllergyIntoleranceCertainty",
  "type": null,
  "experimental": null,
  "resourceType": "CodeSystem",
  "title": null,
  "package_version": "4.6.0",
  "extension": [ {
    "url": "http://hl7.org/fhir/StructureDefinition/structuredefinition-wg",
    "valueCode": "pc"
  } ],
  "status": null,
  "id": "9ba5c627-6492-4898-a48f-8779dc71af2e",
  "kind": null,
  "url": "http://hl7.org/fhir/reaction-event-certainty",
  "identifier": [ {
    "value": "urn:oid:2.16.840.1.113883.4.642.1.943",
    "system": "urn:ietf:rfc:3986"
  } ],
  "concept": [ {
    "code": "unlikely",
    "display": "Unlikely",
    "definition": "There is a low level of clinical certainty that the reaction was caused by the identified substance."
  }, {
    "code": "likely",
    "display": "Likely",
    "definition": "There is a high level of clinical certainty that the reaction was caused by the identified substance."
  }, {
    "code": "confirmed",
    "display": "Confirmed",
    "definition": "There is a very high level of clinical certainty that the reaction was due to the identified substance, which may include clinical evidence by testing or rechallenge."
  }, {
    "code": "unknown",
    "display": "Unknown",
    "definition": "The clinical certainty that the reaction was caused by the identified substance is unknown.  It is an explicit assertion that certainty is not known."
  } ],
  "caseSensitive": true,
  "version": "4.6.0"
}