Clinical characteristics
|
Age (years) |
57.1 |
57.8 |
0.86 |
Male sex (no., %) |
9 (90%) |
9 (90%) |
1 |
Persistent AF/Paroxysmal AF |
5/5 |
5/5 |
1 |
Duration of AF (months) |
36.3±20.4 |
36.9±19.8 |
0.94 |
Antiarrhythmic drugs tried (no.) |
1±0.47 |
1.3±0.48 |
0.19 |
Previous electrical cardioversion (no.) |
1.4±0.96 |
1.2±0.78 |
0.61 |
|
Structural heart disease
|
Congestive heart failure (no., %) |
2 (20%) |
2 (20%) |
1 |
LA volume (cc.) |
81.5±30.9 |
80.9±26.6 |
0.9 |
Left ventricular ejection fraction (%) |
57.9±15 |
56.5±13.3 |
0.44 |
|
Procedural parameters
|
Pulmonary vein antral isolation |
100% |
100% |
1 |
Ablation of complex fractionated |
5 |
5 |
1 |
potentials (no. of patients) |
|
|
|
Mitral isthmus line (no of patients) |
8 |
8 |
1 |
Total procedure time (min) |
259±57.5 |
212±26.6 |
0.02 |
Total fluoroscopy time (min) |
50.7±13.4 |
48.9±10.3 |
0.75 |
VOM procedure time (min) |
49±10.3 |
|
|
VOM fluoroscopy time (min) |
8.4±3.8 |
|
|
Hansen system used (no., %) |
6 (60%) |
5 (50%) |
0.52 |
Total radiofrequency ablation time (min) |
95.4±39.3 |
116.37±21.8 |
0.13 |