CIT	Cold Ischemia Time
DBD	Donation after Brain Death
DCD	Donation after Circulatory Death
DGF	Delayed Graft Function
ECD	Extended Criteria Donors
ECMO	Extra-Corporeal Membrane Oxygenation
HMP	Hypothermic Machine Perfusion
HOPE	Hypothermic Oxygenated Perfusion
ICP	In situ Cold Perfusion
IQR	Interquartile Range
NMP	Normothermic Machine Perfusion
NRP	Normothermic Regional Perfusion
OR	Odds Ratio
PNF	Primary Non-Function
PRISMA	Preferred Reporting Items for Systematic Reviews and Meta-Analyses
RR	Relative Risk
SCD	Standard Criteria Donors
SCS	Static Cold Storage
SD	Standard Deviation
uDCD	uncontrolled Donation after Cardiac Death