| Code | Display | status | deprecated | v2-concComment | v2-concCommentAsPub | Comments |
|---|
 Y | Yes | A | A | | | | |
| N | No | A | A | | | | |
| NI | No Information | A | A | | No information whatsoever can be inferred from this exceptional value. This is the most general exceptional value. It is also the default exceptional value | No information whatsoever can be inferred from this exceptional value. This is the most general exceptional value. It is also the default exceptional value | No information whatsoever can be inferred from this exceptional value. This is the most general exceptional value. It is also the default exceptional value | No information whatsoever can be inferred from this exceptional value. This is the most general exceptional value. It is also the default exceptional value | |
| NA | not applicable | A | A | | No proper value is applicable in this context (e.g., last menstrual period for a male) | No proper value is applicable in this context (e.g., last menstrual period for a male) | No proper value is applicable in this context (e.g., last menstrual period for a male) | No proper value is applicable in this context (e.g., last menstrual period for a male) | |
| UNK | unknown | A | A | | A proper value is applicable, but not known | A proper value is applicable, but not known | A proper value is applicable, but not known | A proper value is applicable, but not known | |
| NASK | not asked | A | A | | This information has not been sought (e.g., patient was not asked | This information has not been sought (e.g., patient was not asked | This information has not been sought (e.g., patient was not asked | This information has not been sought (e.g., patient was not asked | |
| ASKU | asked but unknown | A | A | | Information was sought but not found (e.g., patient was asked but didn't know | Information was sought but not found (e.g., patient was asked but didn't know | Information was sought but not found (e.g., patient was asked but didn't know | Information was sought but not found (e.g., patient was asked but didn't know | |
| NAV | temporarily unavailable | A | A | | Information is not available at this time but it is expected that it will be available later | Information is not available at this time but it is expected that it will be available later | Information is not available at this time but it is expected that it will be available later | Information is not available at this time but it is expected that it will be available later | |
| NP | not present | A | A | | Obsolete as of v 2.7. | Obsolete as of v 2.7. | Obsolete as of v 2.7. | Obsolete as of v 2.7. | |