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Data models standards to define, exchange and archive data MedInfo 2013, Copenhagen

Data models standards to define, exchange and archive data MedInfo 2013, Copenhagen. HL7 CDA. CDA = Clinical Document Architecture Defined by HL7 Available at http://www.hl7.org/implement/standards/product_brief.cfm?product_id=7 Version 1: November 2000

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Data models standards to define, exchange and archive data MedInfo 2013, Copenhagen

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  1. Data models standards to define, exchange and archive dataMedInfo 2013,Copenhagen

  2. HL7 CDA • CDA = Clinical Document Architecture • Defined by HL7 • Available at http://www.hl7.org/implement/standards/product_brief.cfm?product_id=7 • Version 1: November 2000 • Current version 2: May 2005 (ISO standard „ISO/HL7 27932:2009“) • Specification of structure and semantics • XML based • Usage of HL7 RIM (Reference Implementation Model) data types • Purpose: exchange data between providers and patients

  3. Medical Data Models HL7 CDA - Structure • CDA-Header: Meta information • CDA-Body: Document itself • Level 1: textual information (discharge letters) • Level 2: separation and annotation of segments • Level 3: computable data (lab values)

  4. Archetypes • Mentioned by T. Beale 2002 • Core part of EN 13606 • Actively researched and published by D. Kalra [1] • Commonly known: openEHR archetypes • Definition in Archetype Definition Language (ADL) • Available at http://www.openehr.org • Purpose: Definition of small (10-50), domain specific unit • Re-usable, combinable • Based on reference model [1] Kalra D, Tapuria A, Austin T, De Moor G. Quality requirements for EHR archetypes. Stud Health Technol Inform. 2012;180:48–52.

  5. Archetypes • Commonly known: openEHR archetypes Figure 2: Blood Pressure, Big Model Figure 1: Blood Pressure, Unstructured Figure 3: Blood Pressure, Generic Model

  6. ODM • ODM = Operational Data Model • Defined by CDISC • Available at http://www.cdisc.org/odm • Version 1: October 2000 • Current version 1.3.1: 2010, only registered users • XML schema definition (ODM1-3-1.xsd and ODM1-3-1-foundation.xsd) • Purpose: clinical studies (Study events + patient data) • Study Events (Visit, Follow Up, …): CRFs • CRF = medical form + detailed definition • Principle: Definitions (“Def”) and References (“Ref”)

  7. ODM – important elements <FormDefOID="F.0000" Name=“Medical History" Repeating="No"> <Description> <TranslatedTextxml:lang="en"> Medical History </TranslatedText> <TranslatedTextxml:lang="de"> Anamnese </TranslatedText> </Description> <ItemGroupRefItemGroupOID="IG.0000" Mandatory="Yes" OrderNumber="1"/> […] </FormDef>

  8. ODM – important elements <FormDefOID="F.0000" Name=“Medical History" Repeating="No"> <Description> <TranslatedTextxml:lang="en"> Medical History </TranslatedText> <TranslatedTextxml:lang="de"> Anamnese </TranslatedText> </Description> <ItemGroupRefItemGroupOID="IG.0000" Mandatory="Yes" OrderNumber="1"/> […] </FormDef>

  9. ODM – important elements <FormDefOID="F.0000" Name=“Medical History" Repeating="No"> <Description> <TranslatedTextxml:lang="en"> Medical History </TranslatedText> <TranslatedTextxml:lang="de"> Anamnese </TranslatedText> </Description> <ItemGroupRefItemGroupOID="IG.0000" Mandatory="Yes" OrderNumber="1"/> […] </FormDef>

  10. ODM – important elements (2) <ItemGroupDefOID="IG.0000" Name=“Admin Dates" Repeating="No"> <ItemRefItemOID="I.0000" Mandatory="Yes" OrderNumber="1"/> <ItemRefItemOID="I.0001" Mandatory="Yes" OrderNumber="2"/> </ItemGroupDef> […]

  11. ODM – important elements (3) <ItemDefOID="I.0000" Name="Admission Date" DataType="date"> <Question> <TranslatedTextxml:lang="en">Admission date </TranslatedText> <TranslatedText xml:lang="de"> Aufnahmedatum </TranslatedText> </Question> <Alias Context="Code-1" Name="Date of admission"/> <Alias Context="UMLS CUI-1" Name="C1302393" /> <Alias Context="SNOMED CT-1" Name="399423000" /> <Alias Context="LOINC-1" Name="MTHU029790 " /> </ItemDef> […]

  12. ODM – important elements (3) <ItemDefOID="I.0000" Name="Admission Date" DataType="date"> <Question> <TranslatedTextxml:lang="en">Admission date </TranslatedText> <TranslatedText xml:lang="de"> Aufnahmedatum </TranslatedText> </Question> <Alias Context="Code-1" Name="Date of admission"/> <Alias Context="UMLS CUI-1" Name="C1302393" /> <Alias Context="SNOMED CT-1" Name="399423000" /> <Alias Context="LOINC-1" Name="MTHU029790 " /> </ItemDef> […]

  13. Contact Benjamin.Trinczek@uni-muenster.de Bernhard.Breil@uni-muenster.de dugas@uni-muenster.de Institute of Medical Informatics University Münster http://imi.uni-muenster.de

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