description: This extension is for Evidence Status of a Condition Category coding gap, which is closed-gap, open-gap, or pending. package_name: hl7.fhir.us.davinci derivation: constraint name: EvidenceExtension type: Extension elements: url: type: uri pattern: {type: Uri, value: 'http://hl7.org/fhir/us/davinci-ra/StructureDefinition/ra-evidenceStatus'} index: 0 valueCodeableConcept: type: CodeableConcept short: Indicate whether evidence status of a Condition Category is closed-gap, open-gap, or pending binding: {strength: extensible, valueSet: 'http://hl7.org/fhir/us/davinci-ra/ValueSet/evidence-status'} index: 1 package_version: ra-0.1.0 class: extension kind: complex-type url: http://hl7.org/fhir/us/davinci-ra/StructureDefinition/ra-evidenceStatus base: http://hl7.org/fhir/StructureDefinition/Extension version: 0.1.0