TABLE 3.
Predictors of recurrence of atrial fibrillation
| Odds ratio | P-value | 95% Confidence interval | |
|---|---|---|---|
| Male | 0.97 | .88 | 0.65 to 1.45 |
| Age | 1.00 | .98 | 0.98 to 1.01 |
| Age > 65 years | 1.04 | .84 | 0.71 to 1.54 |
| PeAF | 1.16 | .45 | 0.79 to 1.70 |
| Months of AF | 1.00 | .11 | 1.00 to 1.01 |
| AF > 6 months | 1.34 | .32 | 0.75 to 2.39 |
| AF > 12 month | 1.48 | .10 | 0.93 to 2.40 |
| Prior AF ablation | 1.01 | .75 | 0.71 to 1.06 |
| ERAF | 3.57 | .00 | 2.34 to 5.46 |
| Coronary artery disease | 1.11 | .67 | 0.67 to 1.86 |
| Diabetes mellitus | 0.98 | .95 | 0.54 to 1.80 |
| Hypertension | 0.99 | .97 | 0.68 to 1.45 |
| BMI | 1.01 | .43 | 0.98 to 1.04 |
| BMI > 28 kg/m2 | 1.45 | .06 | 0.99 to 2.14 |
| Metabolic syndrome | 0.60 | .04 | 0.37 to 0.97 |
| eGFR | 1.00 | .58 | 0.99 to 1.01 |
| GFR < 60 mL/min | 1.30 | .38 | 0.73 to 2.23 |
| GFR < 68 mL/min | 1.16 | .50 | 0.75 to 1.80 |
| Serum creatinine | 1.16 | .73 | 0.50 to 2.74 |
| Obstructive sleep apnea | 1.34 | .25 | 0.81 to 2.21 |
| Prior stroke/TIA | 1.87 | .08 | 0.93 to 3.80 |
| Current EtoH drinker | 1.03 | .85 | 0.71 to 1.52 |
| Current smoker | 0.91 | .82 | 0.43 to 1.93 |
| Structural heart disease | 1.29 | .44 | 0.67 to 2.46 |
| NYHA 3 or 4 | 2.28 | .16 | 0.69 to 7.60 |
| LVEF | 1.00 | .40 | 0.97 to 1.01 |
| LVEF < 50% | 1.42 | .20 | 0.83 to 2.45 |
| Left atrial diameter | 1.01 | .27 | 0.99 to 1.05 |
| Left atrial diameter index (mm/m2) | 1.01 | .56 | 0.96 to 1.07 |
| LAD > 40 mm | 1.69 | .01 | 1.14 to 2.50 |
| QRS duration | 1.00 | .20 | 0.98 to 1.04 |
| QRS > 120 ms | 0.86 | .69 | 0.41 to 1.80 |
| PR duration | 1.01 | .04 | 1.00 to 1.01 |
| PR > 200 ms | 1.74 | .09 | 0.91 to 3.32 |
| RBBB | 0.31 | .10 | 0.07 to 1.34 |
| LBBB | 0.71 | .54 | 0.23 to 2.16 |
| Number of failed AAD | 1.01 | .91 | 0.79 to 1.30 |
| Failed AAD (y/n) | 1.59 | .11 | 0.90 to 2.81 |
| Variant PVA | 0.55 | .28 | 0.19 to 1.64 |
| Number of freezes | 1.03 | .44 | 0.96 to 1.10 |
| Electrical cardioversion | 1.34 | .16 | 0.89 to 2.00 |
| Chemical cardioversion | 1.96 | .25 | 0.61 to 6.26 |
| Adenosine given | 0.89 | .65 | 0.53 to 1.49 |
| Isoproterenol given | 1.14 | .61 | 0.49 to 2.67 |
| APPLE | 1.12 | .23 | 0.93 to 1.40 |
| ALARMEc | 0.94 | .55 | 0.78 to 1.16 |
| BASEAF2 score | 1.49 | .00 | 1.25 to 1.76 |
| BASEAF2 ≥ 3 | 3.00 | .00 | 1.97 to 4.57 |
| MB-LATER | 1.20 | .02 | 1.03 to 1.39 |
| MB-LATER≥ 2 | 1.51 | .04 | 1.01 to 2.27 |
| CHA2DS2VASC | 1.14 | .07 | 0.99 to 1.32 |
| EHRA score | 1.13 | .36 | 0.87 to 1.47 |
Abbreviations: AAD = anti-arrhythmic drugs; AF = atrial fibrillation; BMI = body mass index; EHRA = European Heart Rhythm Association; eGFR = estimated glomerular filtration rate; ERAF = early recurrence of atrial fibrillation; EtOH = ethanol; LAD = left atrial diameter; LBBB = left bundle branch block; LVEF = left ventricular ejection fraction; NYHA = New York Heart Association Functional Class;PeAF = persistent atrial fibrillation; PVA = pulmonary vein anatomy; RBBB = right bundle branch block; TIA = transient ischemic attack.