Table 2.

Carotid artery restenosis or occlusion after stenting compared with endarterectomy

	Stenting (n=737)	Endarterectomy (n=793)	Stenting vs endarterectomy
			Unadjusted HR (95% CI)	p value	Adjusted HR (95%CI)*	p value
At least moderate (≥50%) restenosis or occlusion
Total number of patients with outcome	274	217	1·43 (1·21–1·72)	<0·0001	1·39 (1·14–1·69)	0·001
Cumulative 1-year incidence (95% CI)	27·8% (24·7–31·3)	21·0% (18·3–24·1)	..	..	..	..
Cumulative 5-year incidence (95% CI)	40·7% (36·9–44·8)	29·6% (26·3–33·2)	..	..	..	..
Severe (≥70%) restenosis or occlusion
Total number of patients with outcome	72	62	1·20 (0·86–1·69)	0·27	1·17 (0·83–1·67)	0·36
Cumulative 1-year incidence (95% CI)	6·9% (5·2–9·0)	5·2% (3·8–7·0)	..	..	..	..
Cumulative 5-year incidence (95% CI)	10·6% (8·4–13·3)	8·5% (6·7–10·9)	..	..	..	..

HR=hazard ratio.

^*Adjusted for baseline characteristics predictive of restenosis (appendix).