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

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

3.2.9.5.1.2.2. MapSetType<br />

Table 138: -<br />

Cross Map Sets Table<br />

Data Field<br />

MapSetType<br />

Field Type<br />

Enumerated<br />

Permitted characters<br />

0 to 9<br />

Length<br />

1 to 2<br />

Indicates the nature of the Cross Maps associated with this scheme. CrossMapType is used to indicate the<br />

inclusion of one to one, one to many and choices of maps.<br />

Table 139: MapSetType Values<br />

Value<br />

0<br />

1<br />

2<br />

3<br />

4<br />

Unspecified.<br />

Single<br />

Multiple<br />

Choice<br />

Flexible<br />

Meaning<br />

All maps are unique one-to-one maps.<br />

Some Cross Map Targets contain a list of more than one Target Code.<br />

• Each Concept has only one associated Cross Map<br />

• Each Cross Map Target contains a single Target Code.<br />

Some maps are one-to-many maps but there are no choices.<br />

• Each Concept has only one associated Cross Map<br />

• Some Cross Map Targets contains a list of more than one<br />

Target Code.<br />

Some maps include choices of one-to-one maps but there<br />

are no one-to-many maps.<br />

• Some Concepts have more than one associated Cross<br />

Map<br />

• Each Cross Map Target contains a single Target Code.<br />

Some maps include choices and there are some one-to-many<br />

maps.<br />

• Some Concepts have more than one associated Cross<br />

Map.<br />

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

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