Characteristics of the studies included in the meta-analysis.

*This number indicates the total number of CAS and CEA procedures performed in each study and for which the DWI is available. **The reported characteristics refer to the overall population included in the original study and not to the 58 included in the meta-analysis because of DWI availability. Abbreviations: CAD = coronary artery disease; CAS = carotid artery stenting; CEA = carotid endarterectomy; EPD = embolic protection device; ICSS-MRI = international carotid stenting study-magnetic resonance imaging; RCT = randomized clinical trial Characteristics of the studies included in the meta-analysis.