Abbreviations, acronyms & symbols
ARE	= Aortic root enlargement		MEDLINE	= Medical Literature Analysis and Retrieval System Online
AVR	= Aortic valve replacement
BSA	= Body surface area		OR	= Odds ratio
CENTRAL/CCTR	= Cochrane Controlled Trials Register		PICO	= Patient, intervention, comparison, outcome
CI	= Confidence interval		PPM	= Prosthesis-patient mismatch
EMBASE	= Excerpta Medica dataBASE		PRISMA	= Preferred Reporting Items for Systematic Reviews and Meta-Analyses
EOA	= Effective orifice area		SAVR	= Surgical aortic valve replacement
iEOA	= Indexed effective orifice area		SciELO	= Scientific Electronic Library Online
LILACS	= Latin American and Caribbean Literature on Health Sciences		TAVI	= Transcatheter aortic valve implantation