TABLE 1.
Comparison of clinical data, BNP and echocardiography parameters
| AF recurrence (N = 55) | Sinus rhythm (N = 160) | p value | |
|---|---|---|---|
| Male, n (%) | 46 (83.6) | 134 (73.7) | .984 |
| Age (years) | 62.9 ± 9.4 | 62.8 ± 9.6 | .926 |
| BMI > 24(kg/m2), n (%) | 25 (45.5) | 74 (46.3) | .919 |
| AF duration, (days) | 49.0 (25.0,72.0) | 40.5 (22.3,65.8) | .699 |
| Hypertension, n (%) | 9 (16.4) | 43 (26.9) | .116 |
| Diabetes mellitus, n (%) | 9 (16.4) | 36 (22.5) | .335 |
| Hyperlipidemia, n (%) | 10 (18.2) | 24 (15.0) | .577 |
| HR (bpm) | 78.0 ± 17.1 | 77.4 ± 15.8 | .822 |
| SCR (umol/l) | 62. 0 ± 16.6 | 60.6 ± 17.7 | .610 |
| CHA2DS2‐Vasc | 1.5 ± 1.2 | 1.7 ± 1.3 | .341 |
| LVEF ≥ 52(%), n (%) | 31 (56.4) | 97 (60.6) | .579 |
| LAVImax (ml/m2) | 41.3 ± 5.3 | 40.6 ± 5.0 | .403 |
| LAVImin(ml/m2) | 27.7 ± 3.8 | 25.4 ± 3.8 | <.001* |
| PI (%) | 50.0 ± 17.3 | 61.4 ± 18.8 | <.001* |
| DEI (%) | 37.2 ± 7.2 | 32.5 ± 7.7 | <.001* |
| BNP (pg/mL) | 505.3 ± 221.0 | 352.7 ± 203.4 | <.001* |
| LAAV (cm/s) | 34.0 ± 8.3 | 40.8 ± 11.2 | <.001* |
| Ablation method | |||
| CPVA+Roof‐line ablation, n (%) | 12 (21.8) | 34 (21.2) | .305 |
| CPVA+Mitral isthmus, n (%) | 5 (9.1) | 11 (6.9) | .562 |
| CPVA+CAFEs, n (%) | 5 (9.1) | 10 (6.3) | .540 |
| CPVA+CTI, n (%) | 1 (1.8) | 3 (1.9) | .999 |
Note: * p <.05.
Abbreviations: BNP, brain natriuretic peptid; BMI, body mass index; CAFEs, complex fractionated electrograms; CTI, cavotricuspid isthmus; DEI, Diastolic emptying index; LVEF, left ventricular ejection fraction; LAVImax, maximum LA volume index; LAVImin, minimum LA volume index; LAAV, left atrial appendage peak emptying velocity; PI, Expansion index.