Combined Catheter Ablation and Left Atrial Appendage Closure in Atrial Fibrillation Patients with and without Prior Stroke
Table 2
Procedural characteristics and safety.
Stroke group N = 81
Control group N = 215
value
Procedure time (min)
154.1 ± 24.9
159.7 ± 28.6
0.123
Fluoroscopy time (min)
10.2 ± 3.2
10.9 ± 3.4
0.117
PVI only
37 (45.7)
106 (49.3)
0.578
PVI plus linear/CFAE ablation
44 (54.3)
109 (50.7)
0.578
Morphology of LAA
Cauliflower
48 (59.3)
133 (61.9)
0.682
Chicken wing
18 (22.2)
40 (18.6)
0.485
Cactus
8 (9.9)
27 (12.6)
0.524
Windsock
7 (8.6)
15 (7.0)
0.626
LAA ostium width (mm)
22.5 ± 3.0
23.1 ± 3.4
0.165
Device size (mm)
28.1 ± 3.1
28.6 ± 3.4
0.253
Device compression (%)
20.0 ± 4.8
19.3 ± 5.4
0.292
Successful implantation
81 (100)
215 (100)
—
Peridevice leak at implantation
Complete occlusion of LAA
77 (95.1)
202 (94.0)
0.715
Leak ≤ 5 mm
4 (4.9)
13 (6.0)
0.715
Leak > 5 mm
0 (0.0)
0 (0.0)
—
Procedure-related complications
4 (4.9)
7 (4.2)
0.778
Death
0 (0.0)
0 (0.0)
—
Pericardial effusion
2 (2.5)
4 (1.9)
0.740
Coronary air embolism
0 (0.0)
1 (0.5)
0.539
Stroke
0 (0.0)
1 (0.5)
0.539
Major bleeding events
0 (0.0)
0 (0.0)
—
Complications of vascular access
2 (2.5)
3 (1.4)
0.523
Values are mean ± SD or n (%) as appropriate. AF, atrial fibrillation; CFAE, complex fragmented atrial electrogram; LAA, left atrial appendage; PVI, pulmonary vein isolation.