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<MetaDataVersion OID="ODMV2.NF.EX2.MDV">
<!-- Study Event, ItemGroup and Item definitions not shown -->
<CodeList OID="STUDY.CL.NullReasonCodelist" Name="NullFlavorValueSubsetNullFlavorValueSet" DataType="text">
<ExternalCodeList Dictionary="HL7 Null Flavor Value Set" Version="2018-08-12"/>
<Coding Code="V3 Null Flavor Value Set" System="https://terminology.hl7.org/2.0.0/ValueSet-v3-NullFlavor.html"
SystemName="v3.NullFlavor" SystemVersion="2018-08-12"/>
</CodeList>
</MetaDataVersion> |
The ClinicalData element illustrates the use of Null Flavor Annotation for an ItemGroupData (form) where no clinical data is included; i.e, not present in the data. The Flag element within the Annotation provides the null value code NI, with a Display="NoInformation" in the HL7 definition. Note in this case there is no display value explicitly included in the study metadata definition.
The Annotation element appears following the AuditRecord element.
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