description: Constraints on the codes and values of UsageContext to help ensure consistent usage in SDC Questionnaires package_name: hl7.fhir.uv.sdc derivation: constraint name: SDCUsageContext type: UsageContext elements: code: {mustSupport: true, index: 0} value: mustSupport: true choices: [valueRange] index: 10 slicing: slices: valueRange: match: {} schema: mustSupport: true choices: [valueRange] index: 10 min: 0 max: 1 valueCodeableConcept: type: CodeableConcept mustSupport: true choiceOf: value index: 5 slicing: slices: valueCodeableConcept: match: {} schema: {type: CodeableConcept, mustSupport: true, choiceOf: value, index: 5} min: 0 max: 1 value[x]: elements: low: {mustSupport: true, index: 12} high: {mustSupport: true, index: 13} valueRange: type: Range mustSupport: true choiceOf: value index: 11 slicing: slices: valueRange: match: {} schema: {type: Range, mustSupport: true, choiceOf: value, index: 11} min: 0 max: 1 package_version: 4.0.0-ballot class: complex-type kind: complex-type url: http://hl7.org/fhir/uv/sdc/StructureDefinition/sdc-usagecontext base: http://hl7.org/fhir/StructureDefinition/UsageContext version: 4.0.0-ballot