| # | Name | Source | Ver | Description | |
| 1 | adheres to | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | The action represented by this resource has been determined to satisfy the expectations established by the referenced Definition resource. | |
| 2 | ANC contact number | who.fhir.anc-cds#current | R4 | The ANC contact or visit number – recommended minimum is 8 contacts | |
| 3 | Encounter Associated Encounter | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | This encounter occurs within the scope of the referenced encounter. | |
| 4 | Encounter Mode Of Arrival | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | Identifies whether a patient arrives at the reporting facility via ambulance and the type of ambulance that was used. | |
| 5 | Encounter Reason Cancelled | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | If the encountered was cancelled after it was planned, why? Applies only if the status is cancelled. | |
| 6 | Episode of care | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | Identifies the episode(s) of care that this resource is relevant to. Establishes the EpisodeOfCare as a 'grouper' of resources that are relevant to that episode. | |
| 7 | Follow on of | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | Points to a preceding event within a workflow that was a prerequisite for or provides other justification for the current action. | |
| 8 | Release date | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | Indicates the date on which request or event resource that has a status of 'on-hold' or 'suspended' should be moved back to an active state. | |
| 9 | Research study | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | Indicates that this event is relevant to the specified research study(ies). | |
| 10 | Supporting info | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | Other resources *from the patient record* that may be relevant to the event. The information from these resources was either used to create the instance or is provided to help with its interpretation. This extension **should not** be used if more specific inline elements or extensions are available. For example, use `Observation.hasMember` instead of supportingInformation for representing the members of an Observation panel. | |
| 11 | Triggered by | hl7.fhir.uv.extensions.r4#1.0.0 | R4 | This resource came into being as a result of expectations set in the referenced Definition resource. I.e. This resource represents a 'step' dictated within the protocol/order set/etc. |
| 1 | 2 | 3 | 4 | 5 | 6 | 7 | 8 | 9 | 10 | 11 | |
| Extension | C D | C D | C D | C D | C D | C D | C D | C D | C D | C D | C D |
| Extension.extension | C | C | C | C | C | C | C | C | C | C | C |
| Extension.url | F | F | F | F | F | F | F | F | F | F | F |
| Extension.value[x] | C | C D | C | C B M | C | C | C | C | C | C | C |
Produced 08 Sep 2023