description: Indicates the population that this stratifier should apply to. If no appliesTo extension is present, the stratifier is calculated based on the result of the population calculation (e.g. the calculated numerator for a proportion scoring). package_name: hl7.fhir.us.cqfmeasures derivation: constraint name: CQFMAppliesTo type: Extension elements: url: type: uri pattern: {type: Uri, value: 'http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-appliesTo'} index: 0 value: choices: [valueCodeableConcept] index: 2 valueCodeableConcept: {type: CodeableConcept, choiceOf: value, index: 3} package_version: 5.0.0 class: extension kind: complex-type url: http://hl7.org/fhir/us/cqfmeasures/StructureDefinition/cqfm-appliesTo base: http://hl7.org/fhir/StructureDefinition/Extension version: 5.0.0