1. Volume 11, Issue 9, Pages 755-763 (September 2012)
Restenosis after carotid artery stenting and endarterectomy: a secondary analysis of CREST, a randomised controlled trial 
Brajesh K Lal, MD, Prof Kirk W Beach, MD, Prof Gary S Roubin, MD, Prof Helmi L Lutsep, MD, Prof Wesley S Moore, MD, Mahmoud B Malas, MD, David Chiu, MD, Nicole R Gonzales, MD, J Lee Burke, MD, Michael Rinaldi, MD, James R Elmore, MD, Prof Fred A Weaver, MD, Craig R Narins, MD, Malcolm Foster, MD, Prof Kim J Hodgson, MD, Alexander D Shepard, MD, Prof James F Meschia, MD, Robert O Bergelin, MS, Jenifer H Voeks, PhD, George Howard, DrPH, Prof Thomas G Brott, MD 
The Lancet Neurology 
Volume 11, Issue 9, Pages (September 2012)
DOI: /S (12)70159-X
Copyright © 2012 Elsevier Ltd Terms and Conditions

2. Figure 1
Kaplan-Meier graph showing proportion of patients with restenosis or occlusion
More patients are included in this analysis than are listed in table 1 because some had ultrasonography at 36 or 48 months but not at 24 months. Day 0 is the date of the relevant procedure.
The Lancet Neurology  , DOI: ( /S (12)70159-X)
Copyright © 2012 Elsevier Ltd Terms and Conditions

3. Figure 2
Frequency of restenosis after carotid artery stenting or endarterectomy with different PSV thresholds
Bars indicate SE. PSV=peak systolic velocity.
The Lancet Neurology  , DOI: ( /S (12)70159-X)
Copyright © 2012 Elsevier Ltd Terms and Conditions