Stereotactic Radiosurgery with Neoadjuvant Embolization of Larger Arteriovenous Malformations: An Institutional Experience

Table 5

	Total (𝑛)	No w/residual AVM		No. w/100% obliteration		𝑃 value
		%		%
Initial hemorrhage						0.926
Y	27	16	59%	11	41%
N	68	40	59%	28	41%
Initial seizure						0.731
Y	37	25	68%	12	32%
N	58	31	53%	27	47%
Initial neurological exam						0.25
Intact	74	45	61%	29	39%
Mild/moderate deficit	18	8	44%	10	56%
Severe deficit	3	3	100%	0	0%
Total number of embolizations						0.017
1	34	18	53%	16	47%
2	25	13	52%	12	48%
3	15	8	53%	7	47%
4+	21	17	81%	4	19%
Total number of radiation treatments						0.025
1	64	33	52%	31	48%
2	17	12	72%	5	29%
3+	14	12	79%	2	14%