Abbreviations, acronyms & symbols
AKIN	= Acute kidney injury		GFR	= Glomerular filtration rate
AR	= Aortic regurgitation		HR-G	= High-risk group
AS	= Aortic stenosis		LR-G	= Low-risk group
AUC	= Area under the curve		mAP	= Mean arterial pressure
AVA	= Aortic valve area		mPP	= Mean perfusion pressure
CAD	= Coronary artery disease		NRF	= Normal renal functions
CHF	= Congestive heart failure		PCI	= Percutaneous coronary intervention
CI	= Confidence interval		RBC	= Red blood cell
CM	= Contrast mediums		ROC	= Receiver operating characteristic
COPD	= Chronic obstructive pulmonary disease		SAVR	= Surgical aortic valve replacement
CrCl	= Creatinine clearance		SBP	= Systolic blood pressure
CVP	= Central venous pressure		STS	= Society of Thoracic Surgeons
CT	= Computed tomography		TAVI	= Transcatheter aortic valve implantation
DBP	= Diastolic blood pressure		VARC-2	= Valve Academic Research Consortium-2
DM	= Diabetes mellitus