Table 3:

Angiographic occlusion rates at 6-month follow-up

Occlusion Rate	Angiographic Occlusion at Initial Control Angiography
	No. of Initial Occlusions	No. of Follow-Up	Class I	Class II	Class III
Class I	49 (25.4)	46	46	0	0
Class II	63 (32.6)	60	52	4	4
Class III	81 (42)	80	80	0	0
Total	193 (100)	186	178	4	4