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. Author manuscript; available in PMC: 2016 Apr 25.
Published in final edited form as: J Vasc Surg. 2015 Oct 1;63(1):89–97. doi: 10.1016/j.jvs.2015.08.068

Fig 3.

Fig 3

Change in the number of revascularizations by carotid endarterectomy (CEA; x-axis) and carotid artery stenting (CAS; y-axis) per 1000 Medicare beneficiaries performed from 2004 to 2010 for each of the 306 hospital referral regions (HRRs).