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

Bernhard Breil, Benjamin Trinczek, Martin DugasDr. Bernhard Breil

Data models standards to define, exchange and archive data

MedInfo 2013, Copenhagen

Bernhard Breil, Benjamin Trinczek, Martin Dugas

HL7 CDACDA = Clinical Document ArchitectureDefined by HL7Available at http://www.hl7.org/implement/standards/product_brief.cfm?product_id=7 Version 1: November 2000Current version 2: May 2005 (ISO standard „ISO/HL7 27932:2009“)

Specification of structure and semanticsXML basedUsage of HL7 RIM (Reference Implementation Model) data types

Purpose: exchange data between providers and patients


HL7 CDA - StructureCDA-Header: Meta informationCDA-Body: Document itself

Level 1: textual information (discharge letters)Level 2: separation and annotation of segmentsLevel 3: computable data (lab values)

3Medical Data Models


ArchetypesMentioned by T. Beale 2002Core part of EN 13606Actively 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 unitRe-usable, combinableBased 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.


ArchetypesCommonly known: openEHR archetypes

Figure 1: Blood Pressure, Unstructured Figure 2: Blood Pressure, Big Model

Figure 3: Blood Pressure, Generic Model


ODMODM = Operational Data ModelDefined by CDISCAvailable at http://www.cdisc.org/odm Version 1: October 2000Current 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, …): CRFsCRF = medical form + detailed definitionPrinciple: Definitions (“Def”) and References (“Ref”)


ODM – important elements


ODM – important elements (2)


ODM – important elements (3)


Contact

[email protected]@[email protected]

Institute of Medical InformaticsUniversity Münsterhttp://imi.uni-muenster.de

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

Documents

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