| Vocabulary Type | Code System - Universal |
| Concept Domain | Relational Operator |
| Code System Name | |
| Code System Identifier | |
| Code System OID | |
| HL7 Table Identifier | HL70209 |
| Version | |
| Status | Active |
| Where Used | QSC.2 |
| Purpose and Use | HL7-defined table of codes used to define the relationship between HL7 segment field names identified in a query construct. |
| Code | Display | Definition | Deprecated |
|---|---|---|---|
| EQ | Equal | Equal | |
| NE | Not Equal | Not Equal | |
| LT | Less than | Less than | |
| GT | Greater than | Greater than | |
| LE | Less than or equal | Less than or equal | |
| GE | Greater than or equal | Greater than or equal | |
| CT | Contains | Contains | |
| GN | Generic | Generic |