Letter by Su et al Regarding Article, “Carotid Stent Fractures Are Not Associated With Adverse Events: Results From the ACT-1 Multicenter Randomized Trial (Carotid Angioplasty and Stenting Versus Endarterectomy in Asymptomatic Subjects Who Are at Standard Risk for Carotid Endarterectomy With Significant Extracranial Carotid Stenotic Disease)”
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To the Editor:
We read with interest the asymptomatic carotid trial1 evaluating the stent fracture rate and its association with in-stent restenosis and adverse outcomes in 1021 patients treated with carotid artery stenting, which demonstrated that the stent fracture rate was low and not associated with major adverse clinical events or in-stent restenosis. After reading this article carefully, we would like to make the following points.
First, as the authors described in Tables 1 and 2, there were statistical differences in previous carotid endarterectomy and calcification severe between the 2 groups (P=0.02 and P=0.02, respectively). When the adverse clinical outcomes …