09.04.2013 Views

SNOMED CT® Release Format 1 (RF1) Guide - ihtsdo

SNOMED CT® Release Format 1 (RF1) Guide - ihtsdo

SNOMED CT® Release Format 1 (RF1) Guide - ihtsdo

SHOW MORE
SHOW LESS

You also want an ePaper? Increase the reach of your titles

YUMPU automatically turns print PDFs into web optimized ePapers that Google loves.

154 | <strong>SNOMED</strong> CT <strong>Release</strong> <strong>Format</strong> 1 (<strong>RF1</strong>) <strong>Guide</strong> July 2012<br />

3.2.9.4.1.2.1. SubsetOriginalId<br />

Table 92: -<br />

Subsets Table<br />

Data Field<br />

SubsetOriginalId<br />

Field Type<br />

SCTID<br />

Permitted characters<br />

0 to 9<br />

Length<br />

6 to 18<br />

The unique <strong>SNOMED</strong> CT Identifier for the first version of the Subset on which this Subset is based.<br />

Note:<br />

For the first version of a Subset the SubsetOriginalId and SubsetId fields contain the same value. For<br />

each subsequent version the SubsetVersion is incremented and a new SubsetId is allocated but the<br />

SubsetOriginalId field retains the same value in all versions.<br />

3.2.9.4.1.2.2. SubsetVersion<br />

Table 93: -<br />

Subsets Table<br />

Data Field<br />

SubsetVersion<br />

Field Type<br />

Integer<br />

Permitted characters<br />

0 to 9<br />

An integerincreased for each revised release of this Subset.<br />

Note:<br />

Length<br />

1 to 5<br />

A single distribution table will only contain one version of a Subset. However, legacy versions of a Subset<br />

may need to be retained to support other Subset Definitions or continued use of a protocol which has<br />

not been validated for use with the revised Subset.<br />

3.2.9.4.1.2.3. SubsetName<br />

Table 94: -<br />

Subsets Table<br />

Data Field<br />

SubsetName<br />

Field Type<br />

String<br />

A descriptive name given to the Subset by its originator.<br />

Permitted characters<br />

Any (except LF, CR and<br />

TAB)<br />

Length<br />

1 to 255<br />

© 2002-2012 International Health Terminology Standards Development Organisation CVR #: 30363434

Hooray! Your file is uploaded and ready to be published.

Saved successfully!

Ooh no, something went wrong!