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. Author manuscript; available in PMC: 2015 Dec 1.
Published in final edited form as: Heart. 2014 Jul 31;100(23):1871–1877. doi: 10.1136/heartjnl-2014-306067

Table 3.

Unadjusted 6-month outcomes, stratified by periprocedural imaging strategy

Outcome EAM only (n=3238) EAM+TEE (N=2563) EAM+CT/MRI (N=2227) EAM+CT/MRI+TEE (N=3497) p Value
Mortality 54 (1.9%) 37 (1.6%) 23 (1.1%) 32 (1.0%) 0.03
Composite, overall
(excluding mortality)*
138 (4.5%) 121 (5.1%) 71 (3.4%) 123 (3.8%) 0.02
 Stroke/TIA 30 (1.0%) 19 (0.8%) * 14 (0.4%) 0.009
 Severe bleeding 27 (0.8%) 28 (1.1%) 24 (1.1%) 31 (0.9%) 0.67
 Repeat ablation 177 (6.2%) 148 (6.7%) 154 (7.9%) 177 (6.0%) 0.03
Composite, cardiovascular§ 114 (3.8%) 96 (4.1%) 50 (2.4%) 93 (2.9%) 0.005
*

10 or fewer patients in this cell

Includes stroke/TIA, haemopericardium, cardiac tamponade, heart failure and vascular complications requiring surgery.

Includes haemopericardium, cardiac tamponade and vascular complications requiring surgery.

§

Includes stroke/TIA, myocardial infarction and heart failure.

EAM, electroanatomic mapping; TEE, transoesophageal echocardiogram; TIA, transient ischaemic attack.