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. 2005 Sep;26(8):2095–2101.

TABLE 2:

Interobserver variability of contrast-enhanced MR angiography for the evaluation of stenosis and occlusion in the carotid and vertebrobasilar circulations

Interobserver Variability (%) κ
ICA 99 0.91
VB 98 0.86
ICA + VB 98 0.92

Note.—ICA indicates internal carotid artery; VB, vertebrobasilar circulation.