TABLE 5.

Comparison of outcomes between the matched OE+SRS versus SRS-only cohorts

Outcome	OE+SRS Cohort, n = 53	SRS-Only Cohort, n = 53	OR (95% CI)	p Value
Primary outcome
AVM obliteration (%)	20/53 (37.7)	25/53 (47.2)	0.679(0.313–1.472)	0.327
Secondary outcomes (%)
Post-SRS hemorrhage	4/50 (8.0)	6/52 (11.5)	0.667 (0.176–2.519)	0.550
All-cause mortality	1/52 (1.9)	0/52 (0)	—	1.000*
Radiological RICs	17/51 (33.3)	24/50 (48.0)	0.542 (0.242–1.211)	0.135
Symptomatic RICs	11/51 (21.6)	10/50 (20.0)	1.100 (0.420–2.879)	0.846
Cyst	2/51 (3.9)	0/51 (0)	—	0.495*
Asymptomatic embolization complications	10/53 (18.9)	—	—	—
Symptomatic embolization complications	5/53 (9.4)	—	—	—

^*Fisher’s exact test