Codesystem-variable-handling.xml

Definition for Code SystemEvidenceVariableHandling

<?xml version="1.0" encoding="UTF-8"?>
<CodeSystem xmlns="http://hl7.org/fhir"><id value="variable-handling"/><meta ><lastUpdated value="2022年05月28日T13:47:40.239+11:00"/><profile value="http://hl7.org/fhir/StructureDefinition/shareablecodesystem"/></meta><text ><status value="generated"/><div xmlns="http://www.w3.org/1999/xhtml"><p >This code system http://hl7.org/fhir/variable-handling 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></tr><tr ><td style="white-space:nowrap">continuous
 
 
 <a name="variable-handling-continuous"></a></td><td >continuous variable</td><td >A continuous variable is one for which, within the limits the variable ranges, any value
 is possible (from STATO http://purl.obolibrary.org/obo/STATO_0000251).</td></tr><tr ><td style="white-space:nowrap">dichotomous
 
 
 <a name="variable-handling-dichotomous"></a></td><td >dichotomous variable</td><td >A dichotomous variable is a categorical variable which is defined to have only 2 categories
 or possible values (from STATO http://purl.obolibrary.org/obo/STATO_0000090).</td></tr><tr ><td style="white-space:nowrap">ordinal
 
 
 <a name="variable-handling-ordinal"></a></td><td >ordinal variable</td><td >An ordinal variable is a categorical variable where the discrete possible values are ordered
 or correspond to an implicit ranking (from STATO http://purl.obolibrary.org/obo/STATO_0000228).</td></tr><tr ><td style="white-space:nowrap">polychotomous
 
 
 <a name="variable-handling-polychotomous"></a></td><td >polychotomous variable</td><td >A polychotomous variable is a categorical variable which is defined to have minimally
 2 categories or possible values. (from STATO http://purl.obolibrary.org/obo/STATO_0000087).
 Suggestion to limit code use to situations when neither dichotomous nor ordinal variables
 apply.</td></tr></table></div></text><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-wg"><valueCode value="cds"/></extension><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-standards-status"><valueCode value="trial-use"/></extension><extension url="http://hl7.org/fhir/StructureDefinition/structuredefinition-fmm"><valueInteger value="5"/></extension><url value="http://hl7.org/fhir/variable-handling"/><identifier ><system value="urn:ietf:rfc:3986"/><value value="urn:oid:2.16.840.1.113883.4.642.1.0"/></identifier><version value="4.3.0"/><name value="EvidenceVariableHandling"/><title value="EvidenceVariableHandling"/><status value="draft"/><experimental value="false"/><date value="2021年01月05日T10:01:24+11:00"/><publisher value="HL7 (FHIR Project)"/><contact ><telecom ><system value="url"/><value value="http://hl7.org/fhir"/></telecom><telecom ><system value="email"/><value value="fhir@lists.hl7.org"/></telecom></contact><description value="The handling of the variable in statistical analysis for exposures or outcomes (E.g. Dichotomous,
 Continuous, Descriptive)."/><caseSensitive value="true"/><valueSet value="http://hl7.org/fhir/ValueSet/variable-handling"/><content value="complete"/><concept ><code value="continuous"/><display value="continuous variable"/><definition value="A continuous variable is one for which, within the limits the variable ranges, any value
 is possible (from STATO http://purl.obolibrary.org/obo/STATO_0000251)."/></concept><concept ><code value="dichotomous"/><display value="dichotomous variable"/><definition value="A dichotomous variable is a categorical variable which is defined to have only 2 categories
 or possible values (from STATO http://purl.obolibrary.org/obo/STATO_0000090)."/></concept><concept ><code value="ordinal"/><display value="ordinal variable"/><definition value="An ordinal variable is a categorical variable where the discrete possible values are ordered
 or correspond to an implicit ranking (from STATO http://purl.obolibrary.org/obo/STATO_0000228)."/></concept><concept ><code value="polychotomous"/><display value="polychotomous variable"/><definition value="A polychotomous variable is a categorical variable which is defined to have minimally
 2 categories or possible values. (from STATO http://purl.obolibrary.org/obo/STATO_0000087).
 Suggestion to limit code use to situations when neither dichotomous nor ordinal variables
 apply."/></concept></CodeSystem>