6MWT	six-minute walk test
ADL	activity of daily living
BMI	body mass index
CABG	coronary artery bypass grafting
CBP	cardiopulmonary bypass
CLI	chronic limb ischemia
COPD	chronic obstructive pulmonary disease
CKD-EPI	Chronic Kidney Disease Epidemiology Collaboration
GFR	glomerular filtration rate
ICU	intensive care unit
PCI	percutaneous coronary intervention
NMES	neuromuscular electrostimulation
NYHA	New York Heart Association
SPAP	systolic pulmonary artery pressure
FIM	functional independence measure