Schema

Raw Schema

Column Name	Data Type	Description	Example
_ingest_time	varchar	Ingest timestamp	’2026-04-10T12:00:00Z’
emis_observation_guid	varchar	Unique identifier for the referral observation	’obs-12345’
exa_observation_guid	varchar	External identifier for the referral observation	’ext-obs-67890’
pseudo_registration_guid	varchar	Hashed registration identifier	’reg-98765’
pseudo_patient_id	varchar	Hashed patient identifier	’pat-54321’
emis_registration_organisation_guid	varchar	Registering organisation identifier	’org-11223’
emis_target_organisation_guid	varchar	Target/receiving organisation GUID	’org-55555’
emis_urgency_description	varchar	Referral urgency description	’Urgent’
service_type_requested_description	varchar	Service type requested description	’Outpatient’
referral_mode_description	varchar	Mode of the referral	’Electronic’
ubrn_flag	boolean	Whether a UBRN is present	true
effective_date	date	Date the referral is effective	’2026-02-01’
effective_date_precision	varchar	Precision of the effective date	’day’
entered_date	date	Date the referral was entered	’2026-02-01’
entered_time	varchar	Time the referral was entered	’09:15:00’
emis_authorising_userinrole_guid	varchar	Authorising practitioner identifier	’auth-45678’
emis_enteredby_userinrole_guid	varchar	User who entered the record	’user-11111’
emis_code_id	varchar	Code identifier for the referral	’code-67890’
emis_problem_observation_guid	varchar	Linked problem observation GUID	’obs-99999’
emis_consultation_guid	varchar	Linked consultation identifier	’cons-12345’
exa_consultation_guid	varchar	External consultation identifier	’ext-cons-67890’
confidential_flag	boolean	Indicates confidentiality	false
_execution_date	varchar	Extract execution date	’2026-04-10’
organisation	varchar	Organisation identifier	’CDB-0001’
study_id	varchar	Study identifier from included patients view	’study-12345’