| Name | Code | URI | Type | Description |
| Status | status | http://hl7.org/fhir/concept-properties#status | code | Designation of a concept's state. Normally is not populated unless the state is retired. |
| HL7 Concept Usage Notes | HL7usageNotes | http://terminology.hl7.org/CodeSystem/utg-concept-properties#HL7usageNotes | string | HL7 Concept Usage Notes |
| Status | status | http://hl7.org/fhir/concept-properties#status | code | Designation of a concept's state. Normally is not populated unless the state is retired. |
| HL7 Concept Usage Notes | HL7usageNotes | http://terminology.hl7.org/CodeSystem/utg-concept-properties#HL7usageNotes | string | HL7 Concept Usage Notes |
| Specializes | Specializes | | Coding | The child code is a more narrow version of the concept represented by the parent code. I.e. Every child concept is also a valid parent concept. Used to allow determination of subsumption. Must be transitive, irreflexive, antisymmetric. |
| Generalizes | Generalizes | | Coding | Inverse of Specializes. Only included as a derived relationship. |
| internalId | internalId | http://terminology.hl7.org/CodeSystem/utg-concept-properties#v3-internal-id | code | The internal identifier for the concept in the HL7 Access database repository. |
| Lvl | Code | Definition | Status | HL7 Concept Usage Notes | Status | HL7 Concept Usage Notes | internalId |
| 1 | AC | before meal (from lat. ante cibus)
| active, active | | active, active | | 10708 |
| 1 | ACD | before lunch (from lat. ante cibus diurnus)
| active, active | | active, active | | 10712 |
| 1 | ACM | before breakfast (from lat. ante cibus matutinus)
| active, active | | active, active | | 10711 |
| 1 | ACV | before dinner (from lat. ante cibus vespertinus)
| active, active | | active, active | | 10713 |
| 1 | C | Description: meal (from lat. ante cibus)
| active, active | | active, active | | 22717 |
| 2 | CD | Description: lunch (from lat. cibus diurnus)
| active | | active | | 22719 |
| 2 | CM | Description: breakfast (from lat. cibus matutinus)
| active | | active | | 22718 |
| 2 | CV | Description: dinner (from lat. cibus vespertinus)
| active | | active | | 22720 |
| 2 | CD | Description: lunch (from lat. cibus diurnus)
| active, active | | active, active | | 22719, 22719, 22719 |
| 2 | CM | Description: breakfast (from lat. cibus matutinus)
| active, active | | active, active | | 22718, 22718, 22718 |
| 2 | CV | Description: dinner (from lat. cibus vespertinus)
| active, active | | active, active | | 22720, 22720, 22720 |
| 1 | HS | Description: Prior to beginning a regular period of extended sleep (this would exclude naps). Note that this might occur at different times of day depending on a person's regular sleep schedule.
| active, active | | active, active | | 10707 |
| 1 | IC | between meals (from lat. inter cibus)
| active, active | | active, active | | 10710 |
| 1 | ICD | | active, active | | active, active | | 10718 |
| 1 | ICM | between breakfast and lunch
| active, active | | active, active | | 10717 |
| 1 | ICV | between dinner and the hour of sleep
| active, active | | active, active | | 10719 |
| 1 | PC | after meal (from lat. post cibus)
| active, active | | active, active | | 10709 |
| 1 | PCD | after lunch (from lat. post cibus diurnus)
| active, active | | active, active | | 10715 |
| 1 | PCM | after breakfast (from lat. post cibus matutinus)
| active, active | | active, active | | 10714 |
| 1 | PCV | after dinner (from lat. post cibus vespertinus)
| active, active | | active, active | | 10716 |
| 1 | WAKE | Description: Upon waking up from a regular period of sleep, in order to start regular activities (this would exclude waking up from a nap or temporarily waking up during a period of sleep)
Usage Notes: e.g.
Take pulse rate on waking in management of thyrotoxicosis.
Take BP on waking in management of hypertension
Take basal body temperature on waking in establishing date of ovulation
| active, active | e.g. Take pulse rate on waking in management of thyrotoxicosis. Take BP on waking in management of hypertension Take basal body temperature on waking in establishing date of ovulation, e.g. Take pulse rate on waking in management of thyrotoxicosis. Take BP on waking in management of hypertension Take basal body temperature on waking in establishing date of ovulation | active, active | e.g. Take pulse rate on waking in management of thyrotoxicosis. Take BP on waking in management of hypertension Take basal body temperature on waking in establishing date of ovulation, e.g. Take pulse rate on waking in management of thyrotoxicosis. Take BP on waking in management of hypertension Take basal body temperature on waking in establishing date of ovulation | 22721 |