Summary
A standard set of identifiers created for the many terminologies, code systems and other namespaces used to represent people, places and things in the digital health ecosystem.
Some important examples are the namespaces associated with:
- SNOMED CT – the international system of terminology for health and social care
- New Zealand Medicines Terminology – representing the medicines we use
- National Health Index (NHI) number – identifying patients and health service users
- Health Provider Index (HPI) identifiers – identifying health workers, organisations and facilities
- Ethnic group codes – used when recording ethnicity.
Standards
Information technology — Metadata registries (MDR) — Part 5: Naming principles
Provides instructions for naming of the following items, as defined in ISO/IEC 1179-3 concept, data element concept, conceptual domain, data element, and value domain. ISO/IEC 11179-5:2015 (external link) describes naming in a metadata registries (MDR); includes principles and rules by which naming conventions can be developed; and provides examples of naming conventions.
Information technology - Metadata registries (MDR) - Part 1: Framework
(external link)
ISO/IEC 11179-1:2015 (external link) provides the means for understanding and associating the individual parts of ISO/IEC 11179 and is the foundation for a conceptual understanding of metadata and metadata registries.
Information technology — Metadata registries (MDR) — Part 3: Registry metamodel and basic attributes
ISO/IEC 11179-3:2013 (withdrawn)
Information technology — Metadata registries (MDR) — Part 4: Formulation of data definitions
(external link)
ISO/IEC 11179-4:2004 (external link) specifies requirements and recommendations for constructing definitions for data and metadata.