description: Defines the additional constraints and extensions on the UK Core Observation profile, to record a patients blood glucose level package_name: fhir.r4.ukcore.stu3.currentbuild derivation: constraint name: UKCoreObservationBloodGlucose type: Observation elements: status: pattern: {type: code, value: final} type: code index: 0 category: {index: 1} code: binding: {strength: preferred, valueSet: 'https://fhir.hl7.org.uk/ValueSet/UKCore-BloodGlucose'} index: 2 subject: {index: 3} effective: choices: [] index: 5 value: choices: [valueQuantity] index: 7 valueQuantity: {type: Quantity, choiceOf: value, index: 8} value[x]: elements: unit: pattern: {type: string, value: millimoles per litre} type: string index: 9 system: pattern: {type: uri, value: 'http://unitsofmeasure.org'} type: uri index: 10 code: pattern: {type: code, value: mmol/L} type: code index: 11 package_version: 0.20.0-pre-release class: profile kind: resource url: https://fhir.hl7.org.uk/StructureDefinition/UKCore-Observation-BloodGlucose base: https://fhir.hl7.org.uk/StructureDefinition/UKCore-Observation version: 1.0.0 required: [category, effective, subject]