This page is part of the FHIR Specification (v1.4.0: STU 3 Ballot 3). The current version which supercedes this version is 5.0.0.  For a full list of available versions, see the Directory of published versions 

| Clinical Decision Support  Work Group | Maturity Level: N/A | Ballot Status: DSTU 2 | 

| TriggerDefinition | |
| Definition | A description of a triggering event. | 
| Control | 1..1 | 
| Summary | true | 
| TriggerDefinition.type | |
| Definition | The type of triggering event. | 
| Control | 1..1 | 
| Binding | TriggerType: The type of trigger (Required) | 
| Type | code | 
| Summary | true | 
| TriggerDefinition.eventName | |
| Definition | The name of the event (if this is a named-event trigger). | 
| Control | 0..1 | 
| Type | string | 
| Summary | true | 
| TriggerDefinition.eventTiming[x] | |
| Definition | The timing of the event (if this is a period trigger). | 
| Control | 0..1 | 
| Type | Timing|Reference(Schedule)|date|dateTime | 
| [x] Note | See Choice of Data Types for further information about how to use [x] | 
| Summary | true | 
| TriggerDefinition.eventData | |
| Definition | The triggering data of the event (if this is a data trigger). | 
| Control | 0..1 | 
| Type | DataRequirement | 
| Summary | true |