<status value="active"/> <publisher value="HL7 International / Clinical Decision Support"/> <contact> <telecom> <system value="url"/> <value value="http://www.hl7.org/Special/committees/dss"/> </telecom> </contact> <description value="An example of using the relatedArtifact element to quote a line of text from the evidence source."/> <variableDefinition> <description value="People with a history of COVID-19 who were not hospitalized (Arizona CoVHORT)"/> <variableRole value="population"/> </variableDefinition> <variableDefinition> <description value="Post-acute sequelae of COVID-19"/> <variableRole value="outcome"/> </variableDefinition> <studyDesign> <coding> <system value="https://fevir.net/sevco"/> <code value="SEVCO:01002"/> <display value="Observational research"/> </coding> <coding> <system value="https://fevir.net/sevco"/> <code value="SEVCO:01028"/> <display value="Longitudinal data collection"/> </coding> </studyDesign> <statistic> <description value="Prevalence 68.7% (95% Confidence interval 63.4% to 73.9%)"/> <statisticType> <coding> <system value="https://fevir.net/resources/CodeSystem/27270"/> <code value="STATO:0000412"/> <display value="prevalence"/> </coding> </statisticType> <quantity> <value value="68.7"/> <unit value="%"/> <system value="http://unitsofmeasure.org"/> <code value="%"/> </quantity> <attributeEstimate> <description value="95% Confidence interval 63.4% to 73.9%"/> <type> <coding> <system value="https://fevir.net/resources/CodeSystem/27270"/> <code value="TBD:0000059"/> <display value="Confidence interval"/> </coding> </type> <level value="0.95"/> <range> <low> <value value="63.4"/> <unit value="%"/> <system value="http://unitsofmeasure.org"/> <code value="%"/> </low> <high> <value value="73.9"/> <unit value="%"/> <system value="http://unitsofmeasure.org"/> <code value="%"/> </high> </range> </attributeEstimate> </statistic> </Evidence>