The active field of each   indicates whether a component is active or inactive. However, it does not provide any information about why a concept or description has been inactivated. The reason why a concept or description has been inactivated is indicated by a row in a component Inactivation .  The reason for inactivation may determine the appropriate way to deal with data in existing records, protocols or queries that use a concept or description after it has been inactivated.

The two   inactivation are shown in .

Component Inactivation Reference Sets



Reference Set Id and Name

Note

Indicates the reason that a has been made inactive.

Indicates the reason that a has been made inactive.


The reason for inactivation is specified by a .

The permitted values for this enumeration for a are documented in the Editorial Guide pages on Concept Inactivation, and the type of historical association that should be applied is also provided.

Additionally, the inactivation reasons that may be stated for description inactivation are documented in this page: Description Inactivation

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