Table 4.

Risk of Bias Question Results

Question	Answers	van der Kolk 201114	Kim 201215	Skarpathiotakis 201316	Vakil 201317	Qiao 201418	Teng 201519	Xu 201520	Zou 201521
Was the study sample prospectively selected to minimize the risk of selection bias?	Yes (+) or no (−)	+	+	−	−	+	+	+	+
Were the inclusion and exclusion criteria adequately described?	Yes (+) or no (−)	+	+	+	+	+	+	+	+
Was the study's primary objective to assess whether enhancement was associated with ischemic presentations?	Yes (+) or no (−)	−	+	+	+	+	+	+	+
Were the investigators blinded to the location of infarction during vessel wall enhancement detection?	Yes (+) or no (−)	−	+	+	+	+	+	+	+
Did more than 1 investigator assess for the presence of vessel enhancement?	Yes (+) or no (−)	+	+	−	+	+	+	+	+
Was a measure of interreader reproducibility for enhancement detection reported?	Yes (+) or no (−)	−	−	−	+	+	−	−	−
Did more than 1 investigator adjudicate culprit lesion detection?	Yes (+) or no (−)	−	−	−	−	+	−	−	−
Were culprit and nonculprit lesions matched in terms of vessel stenosis severity?	Yes (+) or no (−)	−	−	−	−	−	−	−	−

Note: If data not provided or not specified, recorded as no (−).