Table 1. Patient Characteristics (N = 139) |
Table 1.
Patient Characteristics (N = 139) |
Variables |
Variables |
Age, years old |
53.2 ±1 3.9 |
Male (n, %) |
90 (64.7%) |
Hypertension (n, %) |
23 (16.5%) |
Diabetes (n, %) |
11 (7.9%) |
Symptom of Palpitation (n, %) |
137 (98.6%) |
Symptom of Syncope (n, %) |
17 (12.2%) |
Medication before ablation |
|
Beta blocker or CCB only (n, %) |
54 (38.8%) |
Class I AAD (n, %) |
49 (35.3%) |
Amiodarone (n, %) |
31 (22.3%) |
Clinical VA pattern |
|
Presence of Sustained VT (n, %) |
25 (18.0%) |
Presence of Non-Sustained VT (n, %) |
42 (30.2%) |
PVC burden (pre-ablation) (beats/day) |
21924 ± 12349 |
PVC burden (pre-ablation) (%)* |
20.6 ± 11.6 |
LVEF (pre-ablation) (%)* |
52.4 ± 11.2 |
PVC induced cardiomyopathy (n, %) |
40 (28.8%) |
VA morphology |
|
RBBB morphology (n, %) |
46 (33.1%) |
Coupling interval |
491.4 ± 62.1 |
QRSd, ms |
151.9 ± 24.0 |
IDT, ms |
59.8 ± 21.2 |
PdW, ms |
57.8 ±
20.6 |
Q-wave aVL/aVR ratio |
1.40 ± 0.46 |
MDI |
0.47 ± 0.13 |
Earliest activation before VA (ms) |
-35.6 ± 14.3 |
Multiple site ablation requirement (n, %) |
78 (56.1%) |
Successful ablation site (n, %) |
|
ASV |
49 (35.3%) |
Subvalvular |
29 (20.9%) |
GCV/AIV |
43 (30.9%) |
Epicardium |
18 (12.9%) |
Acute procedural success (n, %) |
129 (92.8%) |
AAD, anti-arrhythmic drug; AIV, anterior Interventricular vein; ASV,
aortic sinus of Valsalva; CCB, calcium channel blocker; GCV, great
cardiac vein; IDT, intrinsicoid deflection time; LVEF, left ventricular
ejection fraction; MDI, maximum deflection index; VA, ventricular
arrhythmia; PdW, pseudo-delta wave; VT, ventricular tachycardia; PVC,
premature ventricular complex; QRSd, QRS duration; RBBB, right bundle
branch block; |
AAD, anti-arrhythmic drug; AIV, anterior
Interventricular vein; ASV, aortic sinus of Valsalva; CCB, calcium
channel blocker; GCV, great cardiac vein; IDT, intrinsicoid deflection
time; LVEF, left ventricular ejection fraction; MDI, maximum deflection
index; VA, ventricular arrhythmia; PdW, pseudo-delta wave; VT,
ventricular tachycardia; PVC, premature ventricular complex; QRSd, QRS
duration; RBBB, right bundle branch block; |