Table 23:

LAAC Adverse Events and Surgical Outcomes from the PREVAIL Trial Only

Treatment	Probability of Outcome	Standard Error
Device embolization	0.007	0.005
Pericardial effusion	0.037	0.008
LAAC device implantation unsuccessful	0.075	0.013
Device leak (6 weeks)	0.127	0.019
Device leak (6 months)	0.054	0.008

Abbreviation: LAAC device, left atrial appendage closure device with delivery system. Source: Holmes et al, 2014.²⁰