| id | String | No description |
| extension | [Extension] | No description |
| modifierExtension | [Extension] | No description |
| description | String | No description |
| _description | ElementBase | No description |
| definitionReference | Reference | No description |
| definitionCodeableConcept | CodeableConcept | No description |
| definitionExpression | Expression | No description |
| definitionDataRequirement | DataRequirement | No description |
| definitionTriggerDefinition | TriggerDefinition | No description |
| usageContext | [UsageContext] | No description |
| exclude | Boolean | No description |
| _exclude | ElementBase | No description |
| participantEffectiveDateTime | dateTime | No description |
| _participantEffectiveDateTime | ElementBase | No description |
| participantEffectivePeriod | Period | No description |
| participantEffectiveDuration | Duration | No description |
| participantEffectiveTiming | Timing | No description |
| timeFromStart | Duration | No description |
| groupMeasure | code | No description |
| _groupMeasure | ElementBase | No description |