| RelationalOperator 
 Identifies common relational operators used in selection criteria. | 
            
               | Lvl | Type, Domain name and/or Mnemonic code | Concept ID | Mnemonic | Print Name | Definition/Description | 
            
               | 1 | L:  (CT) | 10170 | CT | Contains | Specified set of things includes value being evaluated. | 
            
               | 1 | L:  (EQ) | 10164 | EQ | Equal | Equal condition applied to comparisons. | 
            
               | 1 | L:  (GE) | 10169 | GE | Greater than or equal | Greater than or equal condition applied to comparisons. | 
            
               | 1 | L:  (GN) | 10171 | GN | Generic | A generic comparison selects a record for inclusion in the response if the beginning of the designated element value matches
                     the select string.
                   | 
            
               | 1 | L:  (GT) | 10167 | GT | Greater than | Greater than condition applied to comparisons. | 
            
               | 1 | L:  (LE) | 10168 | LE | Less than or equal | Less than or equal condition applied to comparisons. | 
            
               | 1 | L:  (LT) | 10166 | LT | Less than | Less than condition applied to comparisons. | 
            
               | 1 | L:  (NE) | 10165 | NE | Not Equal | Not equal condition applied to comparisons. |