| _ingest_time | timestamp | Timestamp of data ingestion | ’2026-04-10’ |
| emis_problem_guid | uuid | Unique identifier for the problem | ’123e4567-e89b-12d3-a456-426614174000’ |
| emis_patient_guid | uuid | Unique identifier for the patient | ’123e4567-e89b-12d3-a456-426614174001’ |
| emis_code_id | string | Code identifier for the problem | ’A123’ |
| problem_description | string | Description of the problem | ’Headache’ |
| onset_date | date | Date when the problem started | ’2026-01-01’ |
| resolution_date | date | Date when the problem resolved | ’2026-02-01’ |
| execution_date | date | Date of execution | ’2026-04-10’ |