https://w3id.org/omop/ontology/datetime
For Note Nlp: The date and time of the note processing. - For Measurement: 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 Procedure Occurrence: 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 Observation: If no time is given set to midnight (00:00:00). - For Note: If time is not given set the time to midnight.
@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:datetime a owl:DatatypeProperty,
owl:FunctionalProperty ;
rdfs:label "Datetime"^^xsd:string ;
rdfs:comment "For Measurement: 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 Note Nlp: The date and time of the note processing."@en,
"For Note: If time is not given set the time to midnight."@en,
"For Observation: If no time is given set to midnight (00:00:00)."@en,
"For Procedure Occurrence: 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 ;
rdfs:domain omop:Event ;
rdfs:range xsd:dateTime ;
omop:omop_cdm_name "death.death_datetime#172 AS datetime"^^xsd:string,
"measurement.measurement_datetime#133 AS datetime"^^xsd:string,
"metadata.metadata_datetime#351 AS datetime"^^xsd:string,
"note.note_datetime#182 AS datetime"^^xsd:string,
"note_nlp.nlp_datetime#203 AS datetime"^^xsd:string,
"observation.observation_datetime#153 AS datetime"^^xsd:string,
"procedure_occurrence.procedure_datetime#104 AS datetime"^^xsd:string,
"specimen.specimen_datetime#212 AS datetime"^^xsd:string .