Representing a Real value in openEHR

Daniel Karlsson daniel.karlsson at liu.se
Tue Mar 17 06:55:51 EDT 2015


Hi,
what about the unit 1 (uno) for dimensionless quantities?
http://goldbook.iupac.org/D01742.html

/Daniel


On tis, 2015-03-17 at 11:43 +0100, Diego Boscá wrote:
> Qualified Real is a property from the domain type, not the type
> itself, I thought the idea was to get rid of domain types in the
> future.
> 
> 2015-03-17 11:23 GMT+01:00 Ian McNicoll <ian at freshehr.com>:
> > Hi David,
> >
> > Qualified Real is the current preferred option (for me anyway). I think we
> > have flagged up in the spec CRs that proper support for Real would be
> > helpful as Qualified real is somewhat obscure.
> >
> > So - agree with your request.
> >
> > Ian
> >
> >
> >
> > Dr Ian McNicoll
> > mobile +44 (0)775 209 7859
> > office +44 (0)1536 414994
> > skype: ianmcnicoll
> > email: ian at freshehr.com
> > twitter: @ianmcnicoll
> >
> > Director, freshEHR Clinical Informatics
> > Director, openEHR Foundation
> > Director, HANDIHealth CIC
> > Hon. Senior Research Associate, CHIME, UCL
> >
> > On 17 March 2015 at 10:09, David Moner <damoca at gmail.com> wrote:
> >>
> >> Hello,
> >>
> >> It might seem a very basic question, but I couldn't find an appropriate
> >> answer anywhere. Which is the best way to model a single Real number in
> >> openEHR? For example, a result of a score.
> >>
> >> I have found two possible options:
> >>
> >> - Use a DV_QUANTITY, with the "Qualified Real" property, that sets the
> >> units to an empty String. This approach is used in the "Harris Hip Score"
> >> archetype (http://www.openehr.org/ckm/#showArchetype_1013.1.1873)
> >>
> >> - Use a DV_PROPORTION, with the PROPORTION_KIND set to Unitary. This
> >> approach is used in the "Waist and hip circumference" archetype
> >> (http://www.openehr.org/ckm/#showArchetype_1013.1.332)
> >>
> >> In both cases, it seems we are forcing to use a data type that does not
> >> really fit for purpose. Why don't we have something similar as the DV_COUNT,
> >> but representing a real number and not an integer? Something equivalent to
> >> the REAL data type in ISO 21090
> >>
> >> David
> >>
> >>
> >>
> >>
> >> --
> >> David Moner Cano
> >> Grupo de Informática Biomédica - IBIME
> >> Instituto ITACA
> >> http://www.ibime.upv.es
> >> http://www.linkedin.com/in/davidmoner
> >>
> >> Universidad Politécnica de Valencia (UPV)
> >> Camino de Vera, s/n, Edificio G-8, Acceso B, 3ª planta
> >> Valencia – 46022 (España)
> >>
> >> _______________________________________________
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> >> openEHR-clinical at lists.openehr.org
> >>
> >> http://lists.openehr.org/mailman/listinfo/openehr-clinical_lists.openehr.org
> >
> >
> >
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