Slot: Age at event (age_at_event)
The age in days of the Subject at the time point which the assertion describes, eg, age of onset or when a measurement was performed.
URI: [includedcc:age_at_event](https://includedcc.org/include-access-model/age_at_event)
## Applicable Classes
| Name | Description | Modifies Slot |
| --- | --- | --- |
| [SubjectAssertion](SubjectAssertion.md) | Assertion about a particular Subject | no |
| [Encounter](Encounter.md) | An event at which data was collected about a participant, an intervention was... | no |
## Properties
### Type and Range
| Property | Value |
| --- | --- |
| Range | [Integer](Integer.md) |
| Domain Of | [SubjectAssertion](SubjectAssertion.md), [Encounter](Encounter.md) |
### Cardinality and Requirements
| Property | Value |
| --- | --- |
## Identifier and Mapping Information
### Schema Source
* from schema: https://includedcc.org/include-access-model
## Mappings
| Mapping Type | Mapped Value |
| --- | --- |
| self | includedcc:age_at_event |
| native | includedcc:age_at_event |
## LinkML Source
Additional Constraints
**Unit:** | Property | Value | | --- | --- | | ucum_code | d |name: age_at_event
description: The age in days of the Subject at the time point which the assertion
describes, eg, age of onset or when a measurement was performed.
title: Age at event
from_schema: https://includedcc.org/include-access-model
rank: 1000
domain_of:
- SubjectAssertion
- Encounter
range: integer
unit:
ucum_code: d