Table 3:

Correlations between the histologic reference standard and the follow-up DSA WOS evaluation: contingency table for adequate versus inadequate occlusion

Histology Grading	Follow-Up DSA Grading
	Adequate Occlusion	Inadequate Occlusion	Total
Adequate occlusion	42	1	43
Inadequate occlusion	13	24	37
Total	55	25	80