Table 3.

Periprocedural Adverse Events among Patients Undergoing Carotid Stenting in C2R for Primary Atherosclerosis

Adverse event rates - n (%)	All patients 2141* (100%)	Asymptomatic 1180 (55.1%)	Symptomatic 961 (44.9%)
Stroke or death (S/D)	43 (2.0)	16 (1.4)	27 (2.8)
Any stroke, regardless of laterality	35 (1.6)	12 (1.0)	23 (2.4)
Stroke ipsilateral to the index artery	31 (1.5)	9 (0.8)	22 (2.3)
Stroke contralateral to the index artery	10 (0.5)	5 (0.4)	5 (0.5)
Death	8 (0.4)	4 (0.3)	4 (0.4)
Stroke, death, or myocardial infarction	47 (2.2)	18 (1.5)	29 (3.0)
Myocardial infarction	4 (0.2)	2 (0.2)	2 (0.2)
Stroke, death, MI, or major† access site complications	59 (2.8)	27 (2.3)	32 (3.3)
Major access site complications	13 (0.6)	9 (0.8)	4 (0.4)

^*The first C2R-eligible revascularization for 2141 patients

^†Access site complications are considered major if there is a need for blood transfusion or surgical evacuation/repair