95% CI:	95% confidence interval – a range of values that are likely to encompass the true value
ABS:	Australian Bureau of Statistics
APDC:	Admitted Patient Data Collection
ASGS-RA:	Australian Statistical Geography Standard Remoteness Areas
BP:	Best Practice- a general practice clinical information system
CHeReL:	Centre for Health Record Linkage (NS)
CIS:	Clinical information system
COVID-19:	Coronavirus SARS-CoV2
CODURF:	Cause of Death Unit Record File. Also referred to as ACR CODURF (Australian Coordinating Registry Cause of Death Unit Record File)
CPRD:	Clinical Practice Research Datalink
DUSC:	Drug Utilisation Subcommittee (Commonwealth Department of Health and Aged Care)
EDDC:	Emergency Department Data Collection
EHR:	Electronic Health Record-the patient’s health record within the general practice clinical information system
GP:	General practice
GRHANITE:	GeneRic Health Network Information Technology for the Enterprise- a data extraction tool used with GENERAL PRACTICE clinical information systems
ICD-10 & ICD-10 AM:	International Classification of Diseases version 10 (and the Australian Modification)
INCA:	Integrated Care- a data extraction tool used with GENERAL PRACTICE clinical information systems
IRSAD:	ABS Index of Relative Socioeconomic Advantage and Disadvantage
MBS:	Medicare Benefits Schedule
MD:	Medical Director- a general practice clinical information system
NHMRC:	National Health and Medical Research Council
NREEC:	National Research and Evaluation Ethics Committee
NPV:	Negative predictive value
NSW:	New South Wales
p-value:	A test of statistical significance
PHSREC:	NSW Population and Health Services Research Ethics Committee
PBAC:	Pharmaceutical Benefits Advisory Committee
PBS:	Pharmaceutical Benefits Scheme
PoA:	Percentage of agreement
PPN:	Project specific Person Number
PPRL:	Privacy preserving record linkage – a method using a hashed key generated at source from first name, last name, date of birth and address (ie a Bloom filter) to link records across datasets without needing to transfer or expose identifying information to researchers
PPV:	Positive predictive value
RACGP:	Royal Australian College of General Practitioners
RID:	Reference Index Date
RBDM:	Register of Births Deaths and Marriages
SAS:	A statistical software package
SNOMED-CT:	Systematized Nomenclature of Medicine Clinical Terms
SURE:	Secured Unified Research Environment
SEIFA:	ABS Socio-Economic Indexes for Areas
TGA:	Therapeutic Goods Administration
VTE:	Venous thromboembolism