ADDE	Annual District Death Extract
ALF	Anonymised Linking Field
DPUK	Dementias Platform UK
GP	General practice
ICD	International Classification of Diseases
IGRP	Information Governance Review Panel
LSOA	Lower Super Output Area
NHS	National Health Service
PEDW	Patient Episode Database for Wales
PPV	Positive Predictive Value
QOF	Quality Outcomes Framework
Read V2	Read version 2
RECORD	The REporting of studies Conducted using Observational Routinely-collected health Data statement
SAIL	Secure Anonymised Information Linkage (Databank)
SAIL-DeC	SAIL dementia electronic cohort
SNOMED CT	Systematised Nomenclature of Medicine & Clinical Terms
UK	United Kingdom
WDSD	Welsh Demographic Service Dataset
WIMD	Welsh Index of Multiple Deprivation
WLGP	Welsh Longitudinal General Practice dataset