https://w3id.org/omop/ontology/start_datetime
For Drug Exposure: This is not required, though it is in v6. If a source does not specify datetime the convention is to set the time to midnight (00:00:0000) - For Dose Era: The date the Person started on the specific dosage, with at least 31 days since any prior exposure. - For Condition Era: The start date for the Condition Era
constructed from the individual
instances of Condition Occurrences.
It is the start date of the very first
chronologically recorded instance of
the condition with at least 31 days since any prior record of the same Condition. - For Device Exposure: This is not required, though it is in v6. If a source does not specify datetime the convention is to set the time to midnight (00:00:0000) - For Visit Occurrence: If no time is given for the start date of a visit, set it to midnight (00:00:0000). - For Condition Occurrence: If a source does not specify datetime the convention is to set the time to midnight (00:00:0000) - For Visit Detail: If no time is given for the start date of a visit, set it to midnight (00:00:0000). - For Drug Era: The Drug Era Start Date is the start date of the first Drug Exposure for a given ingredient, with at least 31 days since the previous exposure.
| DOMAIN | PROPERTY | RANGE |
|---|---|---|
| Datetime duration | Start datetime | dateTime |
@prefix omop: <https://w3id.org/omop/ontology/> .
@prefix owl: <http://www.w3.org/2002/07/owl#> .
@prefix rdfs: <http://www.w3.org/2000/01/rdf-schema#> .
@prefix xsd: <http://www.w3.org/2001/XMLSchema#> .
omop:start_datetime a owl:DatatypeProperty,
owl:FunctionalProperty ;
rdfs:label "Start datetime"^^xsd:string ;
rdfs:comment """For Condition Era: The start date for the Condition Era
constructed from the individual
instances of Condition Occurrences.
It is the start date of the very first
chronologically recorded instance of
the condition with at least 31 days since any prior record of the same Condition."""@en,
"For Condition Occurrence: If a source does not specify datetime the convention is to set the time to midnight (00:00:0000)"@en,
"For Device Exposure: This is not required, though it is in v6. If a source does not specify datetime the convention is to set the time to midnight (00:00:0000)"@en,
"For Dose Era: The date the Person started on the specific dosage, with at least 31 days since any prior exposure."@en,
"For Drug Era: The Drug Era Start Date is the start date of the first Drug Exposure for a given ingredient, with at least 31 days since the previous exposure."@en,
"For Drug Exposure: This is not required, though it is in v6. If a source does not specify datetime the convention is to set the time to midnight (00:00:0000)"@en,
"For Visit Detail: If no time is given for the start date of a visit, set it to midnight (00:00:0000)."@en,
"For Visit Occurrence: If no time is given for the start date of a visit, set it to midnight (00:00:0000)."@en ;
rdfs:domain omop:DatetimeDuration ;
rdfs:range xsd:dateTime ;
omop:omop_cdm_name "condition_era.condition_era_start_datetime#342 AS datetime"^^xsd:string,
"condition_occurrence.condition_start_datetime#65 AS datetime"^^xsd:string,
"device_exposure.device_exposure_start_datetime#118 AS datetime"^^xsd:string,
"dose_era.dose_era_start_datetime#337 AS datetime"^^xsd:string,
"drug_era.drug_era_start_datetime#328 AS datetime"^^xsd:string,
"drug_exposure.drug_exposure_start_datetime#81 AS datetime"^^xsd:string,
"visit_detail.visit_detail_start_datetime#46 AS datetime"^^xsd:string,
"visit_occurrence.visit_start_datetime#29 AS datetime"^^xsd:string .