Union of http://terminology.hl7.org/CodeSystem/variable-role_ChangeSetUTG427 and http://terminology.hl7.org/CodeSystem/variable-role_ChangeSetUTG427

This is the CodeSystem that contains all the codes in EvidenceVariableRole UTG-247 Change Set (http://terminology.hl7.org/CodeSystem/variable-role_ChangeSetUTG427) and EvidenceVariableRole UTG-247 Change Set (http://terminology.hl7.org/CodeSystem/variable-role_ChangeSetUTG427). E.g. what you have to deal with if you get resources containing codes in either of them

CodeSystem

Generated Narrative: CodeSystem 62b1006e-55fb-4629-8d1d-871fb884e82f-2

This code system http://hl7.org/fhir/comparison/CodeSystem/62b1006e-55fb-4629-8d1d-871fb884e82f-2 defines codes, but no codes are represented here

CodeDisplayDefinition
measuredVariableA measured variable Avariable represents a first of two measured variables to be used in a measured variable that is a mathematical operation of two measured variables.
measuredVariableB measured variable Bvariable represents a second of two measured variables to be used in a measured variable that is a mathematical operation of two measured variables.
measuredVariableAB measured variable A to Bvariable represents a result of a mathematical operation of two measured variables.