Table 2.

Factors associated with major adverse cardiovascular events (MACEs).

	Bivariable			Multivariable
	HR	95% CI	P	HR	95% CI	P
Age	1.02	0.97–1.08	0.456
Hypertension	1.39	0.29–6.72	0.679
Diabetes Mellitus	1.18	0.29–4.77	0.818
Coronary artery disease	2.93	0.75–11.41	0.121
Stroke	6.17	1.46–26.07	0.013	5.11	1.21–21.63	0.027
Atrial fibrillation	3.55	0.94–13.42	0.062
Preoperative ABI of index limb	0.01	0.00–2.14	0.095
Smoking	0.52	0.10–2.58	0.420
hs-CRP	0.90	0.58–1.40	0.631
Immunologic scores for MPO and PDL-1 ≥ 2	5.58	1.16–26.93	0.032	4.78	1.97–23.44	0.054

HR hazard ratio, CI confidence interval, ABI ankle brachial index, CRP c-reactive protein, MPO myeloperoxidase, PDL-1 programmed death ligand-1.