Table 4. Major complications of atrial septal defect device closure.

Major complications		Group 1 (n=216)	Group 2 (n=53)	p value
Death		0 (0.0)	0 (0.0)	NS
Ischemic/hemorrhagic stroke		0 (0.0)	0 (0.0)	NS
Cardiac tamponade		0 (0.0)	0 (0.0)	NS
Device embolization		1 (0.5)	1 (1.9)	0.548
Vascular complications		1 (0.5)	0 (0.0)	0.620
	Retroperitoneal hematoma	0	0
	Femoral arteriovenous fistula	1	0
Arrhythmias		1 (0.5)	0 (0.0)	0.620
	Ventricular tachycardia	0	0
	Complete atrioventricular block	1	0

NS = not significant.