Table 3. Clinical, Echocardiographic, Ablation and Follow-up data in Patients With and Without AF After Catheter Ablation.
| With AFa(N =9) | Without AFa(N = 75) | P value | |
|---|---|---|---|
| Female gender | 5 (56) | 16 (21) | 0.02 |
| Age(yrs) | 51 ± 20 | 49 ± 17 | 0.82 |
| Body mass index (kg/m2) | 30 ± 6 | 25 ± 4 | 0.02 |
| Symptom duration (month) | 22 ± 4 | 20 ± 4 | 0.90 |
| Clinical symptoms | 0.57 | ||
| Palpitation | 7 (78) | 67 (89) | |
| Dyspnea | 1 (11) | 3 (4) | |
| Syncope | 1 (11) | 2 (3) | |
| Dizziness | 0 | 2 (3) | |
| Asymptomatic | 0 | 1 (1) | |
| History of cerebrovascular accident | 0 | 1 (1) | 0.73 |
| History of chronic obstructive pulmonary disease | 1 (11) | 2 (3) | 0.20 |
| Systolic hypertension | 3 (33) | 12 (16) | 0.20 |
| Diabetes mellitus | 0 | 7 (9) | 0.34 |
| Cigarette smoking | 1 (11) | 13 (17) | 0.64 |
| Pre-ablation atrial fibrillation | 3 (33) | 8 (11) | 0.05 |
| Underlying heart disease | 0.52 | ||
| Congenital | 3 (33) | 15 (20) | |
| Coronary | 0 | 15 (20) | |
| Valvular | 0 | 8 (11) | |
| Dilated cardiomyopathy | 1 (11) | 5 (7) | |
| Hypertrophic cardiomyopathy | 0 | 1 (1) | |
| Pre-ablation flutter type | 0.65 | ||
| Counterclockwise | 7 (78) | 53 (71) | |
| Clockwise | 2 (22) | 22 (29) | |
| Mitral regurgitation | 8 (89) | 59 (79) | 0.47 |
| Left ventricular hypertrophy | 0 | 8 (11) | 0.30 |
| Left ventricular ejection fraction(%) | 42 ± 12 | 44 ± 12 | 0.79 |
| Left atrial abnormality | 0 | 25 (33) | 0.04 |
| Right atrial abnormality | 0 | 8 (11) | 0.30 |
| Inducible atrial fibrillation | 3 (33) | 10 (13) | 0.11 |
| Postdischargestatin | 1 (11) | 16 (21) | 0.47 |
| Postdischargeangiotensin converting enzyme inhibitor | 1 (11) | 28 (37) | 0.11 |
a All values are in mean ± SD or n (%)