Table 2.

Complications of supra ventricular tachycardia ablation.

Study	Type	Year	Procedure (n)	SVT type (%)	AV blocka (%)	CVAb (%)	Tamponade (%)	Death (%)
MERFS [52]	Prospective	1987–1992	880	AVNRT	5.6	–	–	–
Feldman et al. [53]	Retrospective	1999–2009	1419	AVNRT	0.07	–	–	–
O'Hara et al. [57]	Prospective	1993–2006	5330	AVNRT	0.22	0	0	0
				AVRT	0.17	0	0.09	0
				AT	0	0	0	0
				A Fl	0	0	0	0

AP—accessory pathway, AVNRT—AV nodal reentrant tachycardia.

A Fl—atrial flutter.

^aHigh grade requiring pacemaker implantation.

^bStroke and TIA.