{
  "resourceType": "StructureDefinition",
  "id": "pregnancy-status",
  "meta": {
    "versionId": "1",
    "lastUpdated": "2018-09-29T20:27:06.866+00:00"
  },
  "url": "http://hl7.org/fhir/us/ecr/StructureDefinition/pregnancy-status",
  "version": "0.0.0",
  "name": "pregnancy-status",
  "title": "Pregnancy Status",
  "status": "draft",
  "date": "2018-08-01",
  "description": "The Electronic Case Reporting Pregnancy profile establishes the core elements, extensions, vocabularies and value sets for representing the following for electronic case reporting:\n\n- Current or prior pregnancy status enabling investigators to determine if the subject of the case report was pregnant during the course of a condition.",
  "fhirVersion": "3.0.1",
  "kind": "resource",
  "abstract": false,
  "type": "Observation",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Observation",
  "derivation": "constraint",
  "differential": {
    "element": [
      {
        "id": "Observation",
        "path": "Observation",
        "short": "Pregnancy Status",
        "definition": "Current or prior pregnancy status enabling investigators to determine if the subject of the case report was pregnant during the course of a condition.",
        "mustSupport": true,
        "isModifier": false
      },
      {
        "id": "Observation.code",
        "path": "Observation.code",
        "patternCodeableConcept": {
          "coding": [
            {
              "system": "http://loinc.org",
              "code": "82810-3"
            }
          ],
          "text": "Pregnancy status"
        },
        "mustSupport": true,
        "isModifier": false
      },
      {
        "id": "Observation.effective[x]",
        "path": "Observation.effective[x]",
        "mustSupport": true,
        "isModifier": false
      },
      {
        "id": "Observation.value[x]:valueCodeableConcept",
        "path": "Observation.valueCodeableConcept",
        "sliceName": "valueCodeableConcept",
        "type": [
          {
            "code": "CodeableConcept"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "binding": {
          "strength": "extensible",
          "description": "Pregnancy Status",
          "valueSetReference": {
            "reference": "http://hl7.org/fhir/us/ecr/ValueSet/pregnancy-status"
          }
        }
      },
      {
        "id": "Observation.component",
        "path": "Observation.component",
        "short": "Estimated date of delivery",
        "definition": "Represents the anticipated date when a woman will give birth.",
        "max": "1",
        "mustSupport": true
      },
      {
        "id": "Observation.component.code",
        "path": "Observation.component.code",
        "patternCodeableConcept": {
          "coding": [
            {
              "system": "http://loinc.org",
              "code": "11778-8"
            }
          ],
          "text": "Estimated date of delivery"
        },
        "mustSupport": true
      },
      {
        "id": "Observation.component.value[x]:valueDateTime",
        "path": "Observation.component.valueDateTime",
        "sliceName": "valueDateTime",
        "min": 1,
        "type": [
          {
            "code": "dateTime"
          }
        ],
        "mustSupport": true
      }
    ]
  }
}