Dissolve-E: AWMF Guideline Registry
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| Active as of 2026-01-29 |
<CodeSystem xmlns="http://hl7.org/fhir">
<id value="cs-sign-level-of-evidence"/>
<text>
<status value="generated"/>
<div xmlns="http://www.w3.org/1999/xhtml"><p class="res-header-id"><b>Generated Narrative: CodeSystem cs-sign-level-of-evidence</b></p><a name="cs-sign-level-of-evidence"> </a><a name="hccs-sign-level-of-evidence"> </a><p>This case-insensitive code system <code>http://fhir.awmf.org/awmf.ig/CodeSystem/cs-sign-level-of-evidence</code> defines the following codes:</p><table class="codes"><tr><td style="white-space:nowrap"><b>Code</b></td><td><b>Display</b></td><td><b>Definition</b></td><td><b>Deutsch (German, de)</b></td></tr><tr><td style="white-space:nowrap">1plusplus<a name="cs-sign-level-of-evidence-1plusplus"> </a></td><td>1++</td><td>High-quality meta-analyses, systematic reviews of RCTs, or RCTs with a very low risk of bias.</td><td>1++</td></tr><tr><td style="white-space:nowrap">1plus<a name="cs-sign-level-of-evidence-1plus"> </a></td><td>1+</td><td>Well-conducted meta-analyses, systematic reviews, or RCTs with a low risk of bias.</td><td>1+</td></tr><tr><td style="white-space:nowrap">1minus<a name="cs-sign-level-of-evidence-1minus"> </a></td><td>1-</td><td>Meta-analyses, systematic reviews, or RCTs with a high risk of bias.</td><td>1-</td></tr><tr><td style="white-space:nowrap">2plusplus<a name="cs-sign-level-of-evidence-2plusplus"> </a></td><td>2++</td><td>High-quality systematic reviews of case-control or cohort studies, or high-quality case-control or cohort studies with a very low risk of confounding or bias and a high probability that the relationship is causal.</td><td>2++</td></tr><tr><td style="white-space:nowrap">2plus<a name="cs-sign-level-of-evidence-2plus"> </a></td><td>2+</td><td>Well-conducted case-control or cohort studies with a low risk of confounding or bias and a moderate probability that the relationship is causal.</td><td>2+</td></tr><tr><td style="white-space:nowrap">2minus<a name="cs-sign-level-of-evidence-2minus"> </a></td><td>2-</td><td>Case-control or cohort studies with a high risk of confounding or bias and a significant risk that the relationship is not causal.</td><td>2-</td></tr><tr><td style="white-space:nowrap">3<a name="cs-sign-level-of-evidence-3"> </a></td><td>3</td><td>Non-analytic studies, e.g., case reports, case series.</td><td>3</td></tr><tr><td style="white-space:nowrap">4<a name="cs-sign-level-of-evidence-4"> </a></td><td>4</td><td>Expert opinion.</td><td>4</td></tr></table></div>
</text>
<url
value="http://fhir.awmf.org/awmf.ig/CodeSystem/cs-sign-level-of-evidence"/>
<version value="0.2.0"/>
<name value="SIGNLevelOfEvidence"/>
<title value="SIGN Level of Evidence"/>
<status value="active"/>
<experimental value="false"/>
<date value="2026-01-29T18:27:10+00:00"/>
<publisher value="AWMF e.V."/>
<contact>
<name value="AWMF e.V."/>
<telecom>
<system value="url"/>
<value value="https://www.awmf.org"/>
</telecom>
</contact>
<description
value="CodeSystem representing the Scottish Intercollegiate Guidelines Network (SIGN) Levels of Evidence."/>
<caseSensitive value="false"/>
<content value="complete"/>
<count value="8"/>
<concept>
<code value="1plusplus"/>
<display value="1++"/>
<definition
value="High-quality meta-analyses, systematic reviews of RCTs, or RCTs with a very low risk of bias.">
<extension url="http://hl7.org/fhir/StructureDefinition/translation">
<extension url="lang">
<valueCode value="de"/>
</extension>
<extension url="content">
<valueString
value="Hochwertige Metaanalysen, systematische Reviews von RCTs oder RCTs mit sehr niedrigem Bias-Risiko."/>
</extension>
</extension>
</definition>
<designation>
<language value="de"/>
<value value="1++"/>
</designation>
</concept>
<concept>
<code value="1plus"/>
<display value="1+"/>
<definition
value="Well-conducted meta-analyses, systematic reviews, or RCTs with a low risk of bias.">
<extension url="http://hl7.org/fhir/StructureDefinition/translation">
<extension url="lang">
<valueCode value="de"/>
</extension>
<extension url="content">
<valueString
value="Gut durchgeführte Metaanalysen, systematische Reviews oder RCTs mit geringem Bias-Risiko."/>
</extension>
</extension>
</definition>
<designation>
<language value="de"/>
<value value="1+"/>
</designation>
</concept>
<concept>
<code value="1minus"/>
<display value="1-"/>
<definition
value="Meta-analyses, systematic reviews, or RCTs with a high risk of bias.">
<extension url="http://hl7.org/fhir/StructureDefinition/translation">
<extension url="lang">
<valueCode value="de"/>
</extension>
<extension url="content">
<valueString
value="Metaanalysen, systematische Reviews oder RCTs mit hohem Bias-Risiko."/>
</extension>
</extension>
</definition>
<designation>
<language value="de"/>
<value value="1-"/>
</designation>
</concept>
<concept>
<code value="2plusplus"/>
<display value="2++"/>
<definition
value="High-quality systematic reviews of case-control or cohort studies, or high-quality case-control or cohort studies with a very low risk of confounding or bias and a high probability that the relationship is causal.">
<extension url="http://hl7.org/fhir/StructureDefinition/translation">
<extension url="lang">
<valueCode value="de"/>
</extension>
<extension url="content">
<valueString
value="Hochwertige systematische Reviews von Fall-Kontroll- oder Kohortenstudien oder hochwertige Fall-Kontroll- oder Kohortenstudien mit sehr niedrigem Risiko für Confounding oder Bias."/>
</extension>
</extension>
</definition>
<designation>
<language value="de"/>
<value value="2++"/>
</designation>
</concept>
<concept>
<code value="2plus"/>
<display value="2+"/>
<definition
value="Well-conducted case-control or cohort studies with a low risk of confounding or bias and a moderate probability that the relationship is causal.">
<extension url="http://hl7.org/fhir/StructureDefinition/translation">
<extension url="lang">
<valueCode value="de"/>
</extension>
<extension url="content">
<valueString
value="Gut durchgeführte Fall-Kontroll- oder Kohortenstudien (nicht-randomisierte Studien) mit niedrigem Risiko für Confounding oder Bias."/>
</extension>
</extension>
</definition>
<designation>
<language value="de"/>
<value value="2+"/>
</designation>
</concept>
<concept>
<code value="2minus"/>
<display value="2-"/>
<definition
value="Case-control or cohort studies with a high risk of confounding or bias and a significant risk that the relationship is not causal.">
<extension url="http://hl7.org/fhir/StructureDefinition/translation">
<extension url="lang">
<valueCode value="de"/>
</extension>
<extension url="content">
<valueString
value="Fall-Kontroll- oder Kohortenstudien mit hohem Risiko für Confounding oder Bias."/>
</extension>
</extension>
</definition>
<designation>
<language value="de"/>
<value value="2-"/>
</designation>
</concept>
<concept>
<code value="3"/>
<display value="3"/>
<definition
value="Non-analytic studies, e.g., case reports, case series.">
<extension url="http://hl7.org/fhir/StructureDefinition/translation">
<extension url="lang">
<valueCode value="de"/>
</extension>
<extension url="content">
<valueString
value="Nicht-analytische Studien, z. B. Fallberichte, Fallserien."/>
</extension>
</extension>
</definition>
<designation>
<language value="de"/>
<value value="3"/>
</designation>
</concept>
<concept>
<code value="4"/>
<display value="4"/>
<definition value="Expert opinion.">
<extension url="http://hl7.org/fhir/StructureDefinition/translation">
<extension url="lang">
<valueCode value="de"/>
</extension>
<extension url="content">
<valueString value="Expertenmeinung."/>
</extension>
</extension>
</definition>
<designation>
<language value="de"/>
<value value="4"/>
</designation>
</concept>
</CodeSystem>