AbF, Aortobifemoral; BMI, body mass index; btk, below-the-knee; CKD, chronic kidney disease; COPD, chronic obstructive pulmonary disease; CPK, creatine phosphokinase; eGFR, estimated glomerular filtration rate; FP, femoropopliteal, IQR, interquartile range; SVS, Society for Vascular Surgery.