Hi Thomas, Would it not at least in theory be possible to ignore the atCode? We can already do searches that ignore archetype node Ids at a higher level. It would be challenging to implement but I can certainly see some value.
Ian Dr Ian McNicoll mobile +44 (0)775 209 7859 office +44 (0)1536 414994 skype: ianmcnicoll email: i...@freshehr.com twitter: @ianmcnicoll Co-Chair, openEHR Foundation ian.mcnic...@openehr.org Director, freshEHR Clinical Informatics Ltd. Director, HANDIHealth CIC Hon. Senior Research Associate, CHIME, UCL On Thu, 6 Sep 2018 at 09:42, Thomas Beale <thomas.be...@openehr.org> wrote: > > In openEHR as it stands now, the answer would be no, because the > snomed-ct:263495000 code is just one binding to at0017. What is reliable in > the data is the at0017 internal code. > > In future, it is not out of the question that different types of OPTs > would be generated that would treat bound terminology codes as if they were > the structural ones, but this is probably a long way off. Some further > ideas about this in the ADL2 spec > <https://www.openehr.org/releases/AM/latest/docs/ADL2/ADL2.html#_terminology_integration>, > and also the OPT2 spec > <https://www.openehr.org/releases/AM/latest/OPT2.html>. > > It also might not be hard to preprocess AQL queries written like this into > the standard form, but that would require that the code snomed-ct:263495000 > be bound uniquely to at0017, and no other node code e.g. at0015. So doing > this would require stricter binding rules than we currently have, and which > I think are not semantically justifiable. > > - thomas > > On 06/09/2018 09:21, Georg Fette wrote: > > Hello, > In AQL it is possible to constrain the value of a node to one of the codes > that are allowed for that value (as specified in the respective archetype). > To find patients with gender (snomed-ct:248153007) male > (snomed-ct:248153007) I could write something like this: > > SELECT e FROM EHR e CONTAINS DEMOGRAPHICS d > > WHERE d.items[at0017].value = 'snomed-ct:248153007' > > > Is it possible to identify the node of an archetype instead of its path > parts (e.g. d.gender or d.items[at0017]) also with a terminology code, so > the query would rather look like something like that: > > SELECT e FROM EHR e CONTAINS DEMOGRAPHICS d > > WHERE d.items['snomed-ct:263495000'].value = 'snomed-ct:248153007' > > > I am not very experienced with AQL so the queries are probably already > syntactically wrong. > Greetings > Georg > > > -- > Thomas Beale > Principal, Ars Semantica <http://www.arssemantica.com> > Consultant, ABD Project, Intermountain Healthcare > <https://intermountainhealthcare.org/> > Management Board, Specifications Program Lead, openEHR Foundation > <http://www.openehr.org> > Chartered IT Professional Fellow, BCS, British Computer Society > <http://www.bcs.org/category/6044> > Health IT blog <http://wolandscat.net/> | Culture blog > <http://wolandsothercat.net/> | The Objective Stance > <https://theobjectivestance.net/> > _______________________________________________ > openEHR-technical mailing list > openEHR-technical@lists.openehr.org > > http://lists.openehr.org/mailman/listinfo/openehr-technical_lists.openehr.org >
_______________________________________________ openEHR-technical mailing list openEHR-technical@lists.openehr.org http://lists.openehr.org/mailman/listinfo/openehr-technical_lists.openehr.org
