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An An attribute value reference set  is a is a component  reference set used used to apply a tagged value to a SNOMED CT component. The pattern of the attribute value reference set is similar to that of the association reference set, despite the fact that the components referenced in the valueId attribute must be a subtype of the concept scg-expressionconcept

Concept
t900000000000491004
|
Attribute
value
|
, which include concepts such as:

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the concepts shown in  and .

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An An 

Concept
t
900000000000480006 | Attribute value type reference set |
 allows
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allows a value from a specified range to be associated with a componenta component. This type of reference set can of reference set can be use for a range of purposes where there is a requirement to provide additional information about particular conceptsdescriptions or relationshipsparticular concepts, descriptions or relationships. In the International Edition of SNOMED CT an an
Concept
t900000000000480006 | Attribute value type reference set |
 is
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is for example used to indicate the reason why components  have been inactivatedhave been inactivated.

  • Concept
    t
    scg-expression
    900000000000489007
    |
    Concept
    inactivation
    indicator
    attribute
    value
    reference
    set
    (foundation
    metadata
    concept)
    |
    scg-expression

  • Concept
    t900000000000490003
    |
    Description
    inactivation
    indicator
    attribute
    value reference set (foundation metadata concept) | Scg expression900000000000547002 | Relationship inactivation indicator attribute
    value
    reference
    set
    (foundation
    metadata
    concept)
    |

 

Refset Specific Attributes

Field

Data type

Purpose

Specref
RefTypefield
treferencedComponentId

SCTID

A reference to the SNOMED CT component being tagged with a value.

Specref
RefTypefield
tvalueId

SCTID

The tagged value applied to the referencedComponentId. A subtype of

scg-expression

Concept
t900000000000491004

|

Attribute

value

|.

...


Tip

See specification: 5.2.1.3 Attribute Value Reference Set