| Vocabulary Type | Code System - Universal |
| Concept Domain | Expanded Yes/no Indicator |
| Code System Name | |
| Code System Identifier | |
| Code System OID | |
| HL7 Table Identifier | HL70532 |
| Version | |
| Status | Active |
| Where Used | Numerous locations |
| Purpose and Use | HL7-defined table of codes used to specify an expansion on the original Yes/No indicator table by including "flavors of null". It is intended to be applied to fields where the response is not limited to "yes" or "no". |
| Code | Display | Definition | Deprecated |
|---|---|---|---|
| Y | Yes | Yes | |
| N | No | No | |
| NI | No Information | No Information | |
| NA | not applicable | not applicable | |
| UNK | unknown | unknown | |
| NASK | not asked | not asked | |
| ASKU | asked but unknown | asked but unknown | |
| NAV | temporarily unavailable | temporarily unavailable | |
| NP | not present | not present |
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