{description: 'Code indicating how the current observation compares to previous observations - e.g., no change, rising trend, decreasing trend, etc...', package_name: hl7.fhir.us.qicore, name: QICore Observation Delta Value Set Definition, type: null, package_version: 2.1.0, class: unknown, kind: null, url: 'http://hl7.org/fhir/us/qicore/ValueSet/qicore-observation-delta', version: '0.02'}