While in CREST the periprocedural risk of stroke was higher following CAS ( 4.1 % vs 2.3 % , P = .01 ) and the risk of myocardial infarction was higher following CEA ( 2.3 % vs 1.1 % , P = .03 ) , there was no significant difference in the incidence of these outcomes between the 2 treatment modalities in our study .