Evidence Based Medicine on FHIR Implementation Guide, published by HL7 International / Clinical Decision Support. This guide is not an authorized publication; it is the continuous build for version 1.0.0-ballot2 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/ebm/ and changes regularly. See the Directory of published versions

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Extension: EvidenceVariableHandlingDetail

Official URL: http://hl7.org/fhir/uv/ebm/StructureDefinition/evidence-variable-handling-detail				Version: 1.0.0-ballot2
Standards status: Trial-use			Maturity Level: 1	Computable Name: EvidenceVariableHandlingDetail
Other Identifiers: OID:2.16.840.1.113883.4.642.40.44.42.48

Handling of the variable that is not boolean, continuous, dichotomous, ordinal, or polychotomous.

Context of Use

This extension may be used on the following element(s)

• Element ID: EvidenceVariable
• Element ID: Evidence.statistic.modelCharacteristic.variable

Usage info

Usages:

• Use this Extension: VariableDefinition
• Examples for this Extension: Composition/370503, Time_to_integration_of_results_in_a_recommendation, Change_in_Mean_Systolic_Blood_Pressure_NCT03640312, Mean_Systolic_Blood_Pressure_NCT03640312... Show 19 more, Change_in_Mean_Diastolic_Blood_Pressure_NCT03640312, Mean_Diastolic_Blood_Pressure_NCT03640312, Proportion_of_Patients_With_Hypertension_Control_NCT03640312, Number_of_Patients_Requiring_Step_up_Treatment_NCT03640312, Proportion_of_Patients_With_Adverse_Event_Free_Hypertension_Control_NCT03640312, Medication_Adherence_NCT03640312, Health_related_Quality_of_Life_NCT03640312, Change_in_Mean_Systolic_Blood_Pressure_NCT03640312, Percentage_of_Participants_With_Serious_Adverse_Events_SAEs_NCT03640312, Percentage_of_Participants_With_Potentially_Related_Adverse_Events_NCT03640312, Rate_of_Adverse_Events_of_Special_Interest_NCT03640312, Mean_Change_in_Serum_Potassium_NCT03640312, Mean_Change_in_Serum_Sodium_NCT03640312, Mean_Change_in_Blood_Urea_Nitrogen_NCT03640312, Mean_Change_in_Serum_Creatinine_NCT03640312, Proportion_of_Patients_With_Hypertension_Control_at_6_and_12_weeks_6_weeks_at_NCT03640312, Proportion_of_Patients_With_Hypertension_Control_at_6_and_12_weeks_12_weeks_at_NCT03640312, Health_related_Quality_of_Life_at_12_weeks_Change_in_Physical_Health_T_score_PROMIS_at_NCT03640312 and Health_related_Quality_of_Life_at_12_weeks_Change_in_Mental_Health_T_score_PROMIS_at_NCT03640312

You can also check for usages in the FHIR IG Statistics

Formal Views of Extension Content

Description of Profiles, Differentials, Snapshots, and how the XML and JSON presentations work.

 

Other representations of profile: CSV, Excel, Schematron

Terminology Bindings

Path	Conformance	ValueSet	URI
Extension.value[x]	preferred	EvidenceVariableHandlingExtensionValueSet https://fevir.net/resources/ValueSet/383075 From this IG

Constraints

Id	Grade	Path(s)	Details	Requirements
ele-1	error	**ALL** elements	All FHIR elements must have a @value or children : hasValue() or (children().count() > id.count())
ext-1	error	**ALL** extensions	Must have either extensions or value[x], not both : extension.exists() != value.exists()