HL7 Terminology (THO)
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HL7 Terminology (THO), published by HL7 International - Vocabulary Work Group. This guide is not an authorized publication; it is the continuous build for version 7.1.0 built by the FHIR (HL7® FHIR® Standard) CI Build. This version is based on the current content of https://github.com/HL7/UTG/ and changes regularly. See the Directory of published versions

ValueSet: Evidence Certainty Type

Official URL: http://terminology.hl7.org/ValueSet/certainty-type Version: 1.0.0
Standards status: Trial-use Active as of 2026-03-05 Maturity Level: 1 Responsible: HL7 (FHIR Project) Computable Name: EvidenceCertaintyType

The aspect of quality, confidence, or certainty.

References

This value set is not used here; it may be used elsewhere (e.g. specifications and/or implementations that use this content)

Logical Definition (CLD)

Language: en

Profile: Shareable ValueSet

 

Expansion

Expansion performed internally based on codesystem Evidence Certainty Type v1.0.0 (CodeSystem)

This value set contains 9 concepts

SystemCodeDisplay (en)DefinitionJSONXML
http://terminology.hl7.org/CodeSystem/certainty-type  OverallOverall certaintyOverall certainty of evidence (quality of evidence).
http://terminology.hl7.org/CodeSystem/certainty-type  RiskOfBiasRisk of biasmethodologic concerns reducing internal validity.
http://terminology.hl7.org/CodeSystem/certainty-type  InconsistencyInconsistencyconcerns that findings are not similar enough to support certainty.
http://terminology.hl7.org/CodeSystem/certainty-type  IndirectnessIndirectnessconcerns reducing external validity.
http://terminology.hl7.org/CodeSystem/certainty-type  ImprecisionImprecisionfuzzy or wide variability.
http://terminology.hl7.org/CodeSystem/certainty-type  PublicationBiasPublication biaslikelihood that what is published misrepresents what is available to publish.
http://terminology.hl7.org/CodeSystem/certainty-type  DoseResponseGradientDose response gradienthigher certainty due to dose response relationship.
http://terminology.hl7.org/CodeSystem/certainty-type  PlausibleConfoundingPlausible confoundinghigher certainty due to risk of bias in opposite direction.
http://terminology.hl7.org/CodeSystem/certainty-type  LargeEffectLarge effecthigher certainty due to large effect size.

Description of the above table(s).

History

DateActionCustodianAuthorComment
2025-03-15createSDJoanne DehnbostelMove terminologies from FHIR to THO for EBMonFHIR Resources; up-633