Tag Archives: ISO 21090

CIMI: purpose-built or jury-rigged?

Posted on 14/11/2011 by

In recent weeks, the Clinical Information Modelling Initiative (CIMI), led by Stan Huff, has followed its stated process and is nearing a voting process in which a shared health domain modelling formalism is chosen. Proponents of each of the candidate … Continue reading →

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DCM – Data Types and Reference Model considerations

Posted on 11/09/2011 by

Following the DCM meeting convened by Dr Stan Huff (Intermountain Healthcare) in Washington in July, reported in an earlier blog post, there is a further meeting this week in San Diego, which will discuss the issues of ‘data types’ and … Continue reading →

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The HL7 Null Flavor Debate – part 2

Posted on 18/05/2011 by

Previous: HL7 null flavors part 1 Null flavors – Objection #3: ontological problems The following table shows the current HL7v3 null flavor values. A full version of the table appears in Grahame Grieve’s blog post.

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The HL7 Null Flavor Debate – part 1

Posted on 18/05/2011 by

(With apologies to those who use international English and normally spell it as ‘flavour’; in this post, I will spell it properly in informal text, and in the US way when referring to the formal HL7 null flavour concept.) Grahame … Continue reading →

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