Slot: valid_start_date¶
The date when the Concept was first recorded. The default value is 1-Jan-1970, meaning, the Concept has no (known) date of inception.
URI: https://athena.ohdsi.org/search-terms/terms#concept/valid_start_date Alias: valid_start_date
Applicable Classes¶
Name |
Description |
Modifies Slot |
|---|---|---|
The Standardized Vocabularies contains records, or Concepts, that uniquely id… |
no |
Properties¶
Range: Date
Required: True
Identifier and Mapping Information¶
Schema Source¶
from schema: https://athena.ohdsi.org/search-terms/terms#concept
Mappings¶
Mapping Type |
Mapped Value |
|---|---|
self |
https://athena.ohdsi.org/search-terms/terms#concept/valid_start_date |
native |
https://athena.ohdsi.org/search-terms/terms#concept/valid_start_date |
LinkML Source¶
```yaml
name: valid_start_date
description: The date when the Concept was first recorded. The default value is 1-Jan-1970,
meaning, the Concept has no (known) date of inception.
from_schema: https://athena.ohdsi.org/search-terms/terms#concept
rank: 1000
alias: valid_start_date
owner: Concept
domain_of:
- Concept
range: date
required: true
</details>