C/D ratio	concentration-to-dose ratio
RTx	renal transplantation
IR-Tac	immediate-release tacrolimus
AR	acute rejection
Tac	tacrolimus
CNI	calcineurin-inhibitor
CNIT	calcineurin inhibitor nephrotoxicity
eGFR	estimated glomerular filtration rate
IQR	interquartile range
CI	confidence interval
ESP	European Senior Program
EFS	event-free survival
HR	hazard ratios
sub-HR	subdistribution hazard ratios
cs-HR	cause-specific hazard
CIF est	cumulative incidence function estimate
BMI	body mass index
ABO-i	ABO incompatible transplantation
DGF	delayed graft function
HLA MM	human leucocyte antigen mismatch
PRA	panel reactive antibodies
ESRD	end-stage renal disease