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Table 2 Variables queried of Lyme disease coded patients in hospital administrative data

From: Characteristics and patient pathways of Lyme disease patients: a retrospective analysis of hospital episode data in England and Wales (1998–2015)

Hospital Episode Statistic variable codes

Patient Episode Database for Wales variable codes

Description

HESID

Patient ID

Unique pseudoanonymised patient identifier

ADMIAGE

Admitted Age

Age on day of admission

ADMIDATE

Date first admitted

Date of admission

ADMISOURCE

Admission Method

Source of admission

AEARRIVALMODE

 

Accident and emergency source

AEATTENDDISP

 

Accident and emergency discharge destination

APPTAGE

 

Age on day of appointment

APPTDATE

 

Appointment date

ARRIVALAGE

 

Age on arrival to accident and emergency

ARRIVALDATE

 

Date on arrival to accident and emergency

ATTENDED

 

Did or did not attend outpatient appointment

DEPDUR

 

Time spent in accident and emergency until departure

DIAG_CODE

 

Diagnose code searched in all diagnosis code fields

DISDEST

 

Discharge destination

EPIDUR

 

Duration of episode

ETHNOS

 

Ethnicity

IMD04

 

Index of Multiple Deprivation

 

Deprivation Index

Welsh Index of Multiple Deprivation

LSOA11

LSOA_Code

Lower super output area – 2011 census

REFSOURCE

 

Source of referral for outpatients

RURURB_IND

Urban Indicator

Rural-urban indicator

SEX

Sex

Sex

TRETSPEF

 

Main treatment speciality