Re: [Gnumed-devel] basic test types

[Karsten Hilbert]

> while I am on the subject of the table test_type I will point out a 
> concern over basic_unit which, within the same lab organization and 
> for the same LOINC coded test, can change over time --- say from mg/L 
> to g/L or from an absolute measurement to a percent - for a 
> discussion of how the problem can affect an EMR see 
> http://emruser.typepad.com/canadianemr/2004/07/changes_in_lab_.html
Well, clearly an example of "stupid" software interpreting the
incoming values as one of the commenters noted. We are trying
to avoid such things where we can which is why GnuMed is
evolving so slowly. Our (partial) answer to that problem is
exactly the basic_unit in test_type.

Karsten
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