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. 2012 Apr;33(4):632–637. doi: 10.3174/ajnr.A2825

Table 5:

Angiographic outcomea

Occlusion Grade (Raymond class) Immediate Follow-Up
Class 1 7/23 (30%) 15/23 (65%)
Class 2 13/23 (57%) 7/23 (31%)
Class 3 3/23 (13%) 1/23 (4%)

Occlusion grade scored with Raymond class.

a

Comparative results between immediate and delayed angiographic occlusion grade in a restricted subgroup of patients with radiology at any time during the follow-up.