Release 4
Clinical Decision Support Work GroupMaturity Level: N/AStandards Status: Informative Compartments: Not linked to any defined compartments

This is a representation of the json schema for Evidence, which is just a part of the full JSON Schema.

{
  "$schema": "http://json-schema.org/draft-06/schema#",
  "id": "http://hl7.org/fhir/json-schema/Evidence",
  "$ref": "#/definitions/Evidence",
  "description": "see http://hl7.org/fhir/json.html#schema for information about the FHIR Json Schemas",
  "definitions": {
    "Evidence": {
      "description": "This represents statistics, certainty, both the intended and actual population, and evidence variables.",
      "properties": {
        "resourceType": {
          "description": "This is a Evidence resource",
          "const": "Evidence"
        },
        "id": {
          "description": "The logical id of the resource, as used in the URL for the resource. Once assigned, this value never changes.",
          "$ref": "id.schema.json#/definitions/id"
        },
        "meta": {
          "description": "The metadata about the resource. This is content that is maintained by the infrastructure. Changes to the content might not always be associated with version changes to the resource.",
          "$ref": "Meta.schema.json#/definitions/Meta"
        },
        "implicitRules": {
          "description": "A reference to a set of rules that were followed when the resource was constructed, and which must be understood when processing the content. Often, this is a reference to an implementation guide that defines the special rules along with other profiles etc.",
          "$ref": "#/definitions/uri"
        },
        "_implicitRules": {
          "description": "Extensions for implicitRules",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "language": {
          "description": "The base language in which the resource is written.",
          "$ref": "#/definitions/code"
        },
        "_language": {
          "description": "Extensions for language",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "text": {
          "description": "A human-readable narrative that contains a summary of the resource and can be used to represent the content of the resource to a human. The narrative need not encode all the structured data, but is required to contain sufficient detail to make it \"clinically safe\" for a human to just read the narrative. Resource definitions may define what content should be represented in the narrative to ensure clinical safety.",
          "$ref": "Narrative.schema.json#/definitions/Narrative"
        },
        "contained": {
          "description": "These resources do not have an independent existence apart from the resource that contains them - they cannot be identified independently, and nor can they have their own independent transaction scope.",
          "items": {
            "$ref": "ResourceList.schema.json#/definitions/ResourceList"
          },
          "type": "array"
        },
        "extension": {
          "description": "May be used to represent additional information that is not part of the basic definition of the resource. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
          "items": {
            "$ref": "Extension.schema.json#/definitions/Extension"
          },
          "type": "array"
        },
        "modifierExtension": {
          "description": "May be used to represent additional information that is not part of the basic definition of the resource and that modifies the understanding of the element that contains it and/or the understanding of the containing element\u0027s descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer is allowed to define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
          "items": {
            "$ref": "Extension.schema.json#/definitions/Extension"
          },
          "type": "array"
        },
        "url": {
          "description": "An absolute URI that is used to identify this evidence when it is referenced in a specification, model, design or an instance; also called its canonical identifier. This SHOULD be globally unique and SHOULD be a literal address at which at which an authoritative instance of this summary is (or will be) published. This URL can be the target of a canonical reference. It SHALL remain the same when the summary is stored on different servers.",
          "$ref": "#/definitions/uri"
        },
        "_url": {
          "description": "Extensions for url",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "identifier": {
          "description": "A formal identifier that is used to identify this summary when it is represented in other formats, or referenced in a specification, model, design or an instance.",
          "items": {
            "$ref": "Identifier.schema.json#/definitions/Identifier"
          },
          "type": "array"
        },
        "version": {
          "description": "The identifier that is used to identify this version of the summary when it is referenced in a specification, model, design or instance. This is an arbitrary value managed by the summary author and is not expected to be globally unique. For example, it might be a timestamp (e.g. yyyymmdd) if a managed version is not available. There is also no expectation that versions can be placed in a lexicographical sequence.",
          "$ref": "#/definitions/string"
        },
        "_version": {
          "description": "Extensions for version",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "name": {
          "description": "A natural language name identifying the {{title}}. This name should be usable as an identifier for the module by machine processing applications such as code generation.",
          "$ref": "#/definitions/string"
        },
        "_name": {
          "description": "Extensions for name",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "title": {
          "description": "A short, descriptive, user-friendly title for the summary.",
          "$ref": "#/definitions/string"
        },
        "_title": {
          "description": "Extensions for title",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "status": {
          "description": "The status of this summary. Enables tracking the life-cycle of the content.",
          "enum": [
            "draft",
            "active",
            "retired",
            "unknown"
          ]
        },
        "_status": {
          "description": "Extensions for status",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "experimental": {
          "description": "A Boolean value to indicate that this {{title}} is authored for testing purposes (or education/evaluation/marketing) and is not intended to be used for genuine usage.",
          "$ref": "#/definitions/boolean"
        },
        "_experimental": {
          "description": "Extensions for experimental",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "date": {
          "description": "The date  (and optionally time) when the summary was published. The date must change when the business version changes and it must change if the status code changes. In addition, it should change when the substantive content of the summary changes.",
          "$ref": "#/definitions/dateTime"
        },
        "_date": {
          "description": "Extensions for date",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "publisher": {
          "description": "The name of the organization or individual that published the {{title}}.",
          "$ref": "#/definitions/string"
        },
        "_publisher": {
          "description": "Extensions for publisher",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "contact": {
          "description": "Contact details to assist a user in finding and communicating with the publisher.",
          "items": {
            "$ref": "ContactDetail.schema.json#/definitions/ContactDetail"
          },
          "type": "array"
        },
        "description": {
          "description": "A free text natural language description of the evidence from a consumer\u0027s perspective.",
          "$ref": "#/definitions/markdown"
        },
        "_description": {
          "description": "Extensions for description",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "useContext": {
          "description": "The content was developed with a focus and intent of supporting the contexts that are listed. These contexts may be general categories (gender, age, ...) or may be references to specific programs (insurance plans, studies, ...) and may be used to assist with indexing and searching for appropriate evidence instances.",
          "items": {
            "$ref": "UsageContext.schema.json#/definitions/UsageContext"
          },
          "type": "array"
        },
        "jurisdiction": {
          "description": "A legal or geographic region in which the {{title}} is intended to be used.",
          "items": {
            "$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
          },
          "type": "array"
        },
        "purpose": {
          "description": "Explanation of why this {{title}} is needed and why it has been designed as it has.",
          "$ref": "#/definitions/markdown"
        },
        "_purpose": {
          "description": "Extensions for purpose",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "copyright": {
          "description": "A copyright statement relating to the {{title}} and/or its contents. Copyright statements are generally legal restrictions on the use and publishing of the {{title}}.",
          "$ref": "#/definitions/markdown"
        },
        "_copyright": {
          "description": "Extensions for copyright",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "approvalDate": {
          "description": "The date on which the resource content was approved by the publisher. Approval happens once when the content is officially approved for usage.",
          "$ref": "#/definitions/date"
        },
        "_approvalDate": {
          "description": "Extensions for approvalDate",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "lastReviewDate": {
          "description": "The date on which the resource content was last reviewed. Review happens periodically after approval but does not change the original approval date.",
          "$ref": "#/definitions/date"
        },
        "_lastReviewDate": {
          "description": "Extensions for lastReviewDate",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "effectivePeriod": {
          "description": "The period during which the {{title}} content was or is planned to be in active use.",
          "$ref": "Period.schema.json#/definitions/Period"
        },
        "contributor": {
          "description": "Contact detail and role for contributor to summary.",
          "items": {
            "$ref": "Contributor.schema.json#/definitions/Contributor"
          },
          "type": "array"
        },
        "relatedArtifact": {
          "description": "Link or citation to artifact associated with the summary.",
          "items": {
            "$ref": "RelatedArtifact.schema.json#/definitions/RelatedArtifact"
          },
          "type": "array"
        },
        "assertion": {
          "description": "Declarative description of the Evidence.",
          "$ref": "#/definitions/markdown"
        },
        "_assertion": {
          "description": "Extensions for assertion",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "note": {
          "description": "Footnotes and/or explanatory notes.",
          "items": {
            "$ref": "Annotation.schema.json#/definitions/Annotation"
          },
          "type": "array"
        },
        "variableDefinition": {
          "description": "Evidence variable.",
          "items": {
            "$ref": "#/definitions/Evidence_VariableDefinition"
          },
          "type": "array"
        },
        "synthesisType": {
          "description": "The particular type of synthesis if this is a synthesis summary.",
          "$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
        },
        "studyType": {
          "description": "The type of study that produced this summary.",
          "$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
        },
        "statistic": {
          "description": "The statistic value(s).",
          "items": {
            "$ref": "Statistic.schema.json#/definitions/Statistic"
          },
          "type": "array"
        },
        "distribution": {
          "description": "Ordered distribution.",
          "items": {
            "$ref": "OrderedDistribution.schema.json#/definitions/OrderedDistribution"
          },
          "type": "array"
        },
        "certainty": {
          "description": "Level of certainty.",
          "items": {
            "$ref": "#/definitions/Evidence_Certainty"
          },
          "type": "array"
        }
      },
      "additionalProperties": false,
      "required": [
        "variableDefinition",
        "resourceType"
      ]
    },
    "Evidence_VariableDefinition": {
      "description": "This represents statistics, certainty, both the intended and actual population, and evidence variables.",
      "properties": {
        "id": {
          "description": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
          "$ref": "string.schema.json#/definitions/string"
        },
        "extension": {
          "description": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
          "items": {
            "$ref": "Extension.schema.json#/definitions/Extension"
          },
          "type": "array"
        },
        "modifierExtension": {
          "description": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element\u0027s descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
          "items": {
            "$ref": "Extension.schema.json#/definitions/Extension"
          },
          "type": "array"
        },
        "description": {
          "description": "Description of the variable.",
          "$ref": "#/definitions/markdown"
        },
        "_description": {
          "description": "Extensions for description",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "note": {
          "description": "Footnotes and/or explanatory notes.",
          "items": {
            "$ref": "Annotation.schema.json#/definitions/Annotation"
          },
          "type": "array"
        },
        "variableRole": {
          "description": "population | subpopulation | exposure | referenceExposure | measuredVariable | confounder.",
          "$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
        },
        "observed": {
          "description": "Definition of the actual variable related to the statistic(s).",
          "$ref": "Reference.schema.json#/definitions/Reference"
        },
        "intended": {
          "description": "Definition of the intended variable related to the Evidence.",
          "$ref": "Reference.schema.json#/definitions/Reference"
        },
        "directnessMatch": {
          "description": "Indication of quality of match between intended variable to actual variable.",
          "$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
        }
      },
      "additionalProperties": false,
      "required": [
        "variableRole"
      ]
    },
    "Evidence_Certainty": {
      "description": "This represents statistics, certainty, both the intended and actual population, and evidence variables.",
      "properties": {
        "id": {
          "description": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
          "$ref": "string.schema.json#/definitions/string"
        },
        "extension": {
          "description": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
          "items": {
            "$ref": "Extension.schema.json#/definitions/Extension"
          },
          "type": "array"
        },
        "modifierExtension": {
          "description": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element\u0027s descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
          "items": {
            "$ref": "Extension.schema.json#/definitions/Extension"
          },
          "type": "array"
        },
        "description": {
          "description": "Textual description of certainty.",
          "$ref": "#/definitions/string"
        },
        "_description": {
          "description": "Extensions for description",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "note": {
          "description": "Footnotes and/or explanatory notes.",
          "$ref": "Annotation.schema.json#/definitions/Annotation"
        },
        "rating": {
          "description": "Rating of certainty.",
          "items": {
            "$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
          },
          "type": "array"
        },
        "certaintySubcomponent": {
          "description": "Subcomponent of certainty.",
          "items": {
            "$ref": "#/definitions/Evidence_CertaintySubcomponent"
          },
          "type": "array"
        }
      },
      "additionalProperties": false
    },
    "Evidence_CertaintySubcomponent": {
      "description": "This represents statistics, certainty, both the intended and actual population, and evidence variables.",
      "properties": {
        "id": {
          "description": "Unique id for the element within a resource (for internal references). This may be any string value that does not contain spaces.",
          "$ref": "string.schema.json#/definitions/string"
        },
        "extension": {
          "description": "May be used to represent additional information that is not part of the basic definition of the element. To make the use of extensions safe and manageable, there is a strict set of governance  applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension.",
          "items": {
            "$ref": "Extension.schema.json#/definitions/Extension"
          },
          "type": "array"
        },
        "modifierExtension": {
          "description": "May be used to represent additional information that is not part of the basic definition of the element and that modifies the understanding of the element in which it is contained and/or the understanding of the containing element\u0027s descendants. Usually modifier elements provide negation or qualification. To make the use of extensions safe and manageable, there is a strict set of governance applied to the definition and use of extensions. Though any implementer can define an extension, there is a set of requirements that SHALL be met as part of the definition of the extension. Applications processing a resource are required to check for modifier extensions.\n\nModifier extensions SHALL NOT change the meaning of any elements on Resource or DomainResource (including cannot change the meaning of modifierExtension itself).",
          "items": {
            "$ref": "Extension.schema.json#/definitions/Extension"
          },
          "type": "array"
        },
        "description": {
          "description": "Textual description of certainty subcomponent.",
          "$ref": "#/definitions/string"
        },
        "_description": {
          "description": "Extensions for description",
          "$ref": "Element.schema.json#/definitions/Element"
        },
        "note": {
          "description": "Footnotes and/or explanatory notes.",
          "$ref": "Annotation.schema.json#/definitions/Annotation"
        },
        "type": {
          "description": "Type of certainty being rated.",
          "items": {
            "$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
          },
          "type": "array"
        },
        "rating": {
          "description": "Rating of certainty subcomponent.",
          "items": {
            "$ref": "CodeableConcept.schema.json#/definitions/CodeableConcept"
          },
          "type": "array"
        }
      },
      "additionalProperties": false
    }
  }
}