Defining health data elements under the HL7 development framework for metadata management

Table 6 Controlled vocabularies Entity Class Code and Entity Code

EntityclassCode	Entity code	Concept ID^a
Organizations		E402924
	Public agencies	E552357
	Administrative areas	E858133
Organism		E631881
	Humans	E545147
	No-human living	E568177
	Microorganisms	E373479
	Animals	E367680
	Plants	E827127
Material		E224432
	Material for manufacture	E799047
	Containers	E570708
	Devices	E692167
	Chemicals	E475018
	Food	E276604
Place		E239241
	Nations	E740660
	Province (Autonomous region, Municipalities)	E777781
	District (City,State,League)	E761880
	Country (District,Banner)	E749454
	Towns (Streets)	E385646
	Villages (Neighbourhood committees, Community)	E577135

Comments: a:The concepts in NHDD are coded an unique concept ID, and can be identified and managed through this ID. The first letter in the concept ID is the first letter of the object class which the concept belongs, and the next six digits number is an unique random number and created by a computer program.

ISSN: 2041-1480