{
  "resourceType": "StructureDefinition",
  "id": "logicalmodel-Gestationalage-R4",
  "url": "http://linkehr.com/fhir/logicalmodel-gestationalage-R4",
  "identifier": [
    {
      "system": "openEHR-CKM",
      "value": "openEHR-EHR-OBSERVATION.gestational_age.v0"
    }
  ],
  "version": "0",
  "name": "Gestationalage",
  "title": "Gestational age",
  "status": "draft",
  "date": "2024-06-18",
  "publisher": "openEHR",
  "contact": [
    {
      "telecom": [
        {
          "system": "url",
          "value": "http://www.veratech.es"
        }
      ]
    }
  ],
  "description": "The estimate or known period or duration of the pregnancy or gestational age of the foetus or new born.",
  "purpose": "To record the estimated or known gestation age of a current pregnancy or new born at a point in time.",
  "fhirVersion": "4.0.0",
  "mapping": [
    {
      "identity": "openEHR",
      "uri": "http://openehr.org",
      "name": "openEHR Mapping"
    },
    {
      "identity": "openEHR-natural",
      "uri": "http://openehr.org",
      "name": "openEHR natural path"
    }
  ],
  "kind": "logical",
  "abstract": false,
  "type": "StructureDefinition",
  "baseDefinition": "http://hl7.org/fhir/StructureDefinition/Element",
  "snapshot": {
    "element": [
      {
        "id": "Gestational_age",
        "path": "Gestational_age",
        "short": "Gestational age",
        "definition": "The estimate or known period or duration of the pregnancy or gestational age of the foetus or new born.",
        "min": 1,
        "max": "1",
        "base": {
          "path": "Gestational_age",
          "min": 1,
          "max": "1"
        },
        "type": [
          {
            "code": "BackboneElement"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Gestational_age.protocol",
        "path": "Gestational_age.protocol",
        "short": "Tree",
        "definition": "@ internal @",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.protocol",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "BackboneElement"
          }
        ],
        "mustSupport": false,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Gestational_age.protocol.Calculation_based_on",
        "path": "Gestational_age.protocol.Calculation_based_on",
        "short": "Calculation based on",
        "definition": "The base for the calculation of the durataion of pregnancy.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.protocol.Calculation_based_on",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Gestational_age.protocol.Calculation_based_on.value",
        "path": "Gestational_age.protocol.Calculation_based_on.value",
        "short": "Calculation based on",
        "definition": "The base for the calculation of the durataion of pregnancy.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.protocol.Calculation_based_on.value",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "CodeableConcept"
          }
        ],
        "mustSupport": false,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Gestational_age.Event_Series",
        "path": "Gestational_age.Event_Series",
        "short": "Event Series",
        "definition": "@ internal @",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.Event_Series",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "BackboneElement"
          }
        ],
        "mustSupport": false,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Gestational_age.Event_Series.Date_of_measurement",
        "path": "Gestational_age.Event_Series.Date_of_measurement",
        "short": "Date of measurement",
        "definition": "The date and time of the measurement of gestation.",
        "min": 1,
        "max": "*",
        "base": {
          "path": "Gestational_age.Event_Series.Date_of_measurement",
          "min": 1,
          "max": "*"
        },
        "type": [
          {
            "code": "BackboneElement"
          }
        ],
        "mustSupport": true,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Gestational_age.Event_Series.Date_of_measurement.data",
        "path": "Gestational_age.Event_Series.Date_of_measurement.data",
        "short": "Tree",
        "definition": "@ internal @",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.Event_Series.Date_of_measurement.data",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "BackboneElement"
          }
        ],
        "mustSupport": false,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Gestational_age.Event_Series.Date_of_measurement.data.Gestational_age",
        "path": "Gestational_age.Event_Series.Date_of_measurement.data.Gestational_age",
        "short": "Gestational age",
        "definition": "Estimate of time since conception + 2 weeks.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.Event_Series.Date_of_measurement.data.Gestational_age",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Gestational_age.Event_Series.Date_of_measurement.data.Gestational_age.value",
        "path": "Gestational_age.Event_Series.Date_of_measurement.data.Gestational_age.value",
        "short": "Gestational age",
        "definition": "Estimate of time since conception + 2 weeks.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.Event_Series.Date_of_measurement.data.Gestational_age.value",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Duration"
          }
        ],
        "mustSupport": false,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Gestational_age.Event_Series.Date_of_measurement.data.Conceptional_age",
        "path": "Gestational_age.Event_Series.Date_of_measurement.data.Conceptional_age",
        "short": "Conceptional age",
        "definition": "The time since conception.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.Event_Series.Date_of_measurement.data.Conceptional_age",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Gestational_age.Event_Series.Date_of_measurement.data.Conceptional_age.value",
        "path": "Gestational_age.Event_Series.Date_of_measurement.data.Conceptional_age.value",
        "short": "Conceptional age",
        "definition": "The time since conception.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.Event_Series.Date_of_measurement.data.Conceptional_age.value",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "Duration"
          }
        ],
        "mustSupport": false,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Gestational_age.Event_Series.Date_of_measurement.data.Trimester",
        "path": "Gestational_age.Event_Series.Date_of_measurement.data.Trimester",
        "short": "Trimester",
        "definition": "Duration of pregnancy grouped into 12-14 week intervals.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.Event_Series.Date_of_measurement.data.Trimester",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Gestational_age.Event_Series.Date_of_measurement.data.Trimester.value",
        "path": "Gestational_age.Event_Series.Date_of_measurement.data.Trimester.value",
        "short": "Trimester",
        "definition": "Duration of pregnancy grouped into 12-14 week intervals.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.Event_Series.Date_of_measurement.data.Trimester.value",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "CodeableConcept"
          }
        ],
        "mustSupport": false,
        "isModifier": false,
        "isSummary": true
      },
      {
        "id": "Gestational_age.Event_Series.Date_of_measurement.data.Comment",
        "path": "Gestational_age.Event_Series.Date_of_measurement.data.Comment",
        "short": "Comment",
        "definition": "Clinical comment on gestational or conceptional age.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.Event_Series.Date_of_measurement.data.Comment",
          "min": 0,
          "max": "1"
        }
      },
      {
        "id": "Gestational_age.Event_Series.Date_of_measurement.data.Comment.value",
        "path": "Gestational_age.Event_Series.Date_of_measurement.data.Comment.value",
        "short": "Comment",
        "definition": "Clinical comment on gestational or conceptional age.",
        "min": 0,
        "max": "1",
        "base": {
          "path": "Gestational_age.Event_Series.Date_of_measurement.data.Comment.value",
          "min": 0,
          "max": "1"
        },
        "type": [
          {
            "code": "CodeableConcept"
          }
        ],
        "mustSupport": false,
        "isModifier": false,
        "isSummary": true
      }
    ]
  }
}