Study population and predictors of AF recurrence based on logistic regression analysis
| Variable | Overall (n=101) | SR (n=72) | AF (n=29) | OR | 95% CI |
|---|---|---|---|---|---|
| Data are mean (SD). | |||||
| *p=0.01; **p=0.007. | |||||
| BSA, body surface area; CI, confidence interval; EF, left ventricular ejection fraction; HR, heart rate at discharge on antiarrhythmic drugs; LA, left atrial diameter; NYHA, New York Heart Association functional class; OR, odds ratio; SR, sinus rhythm. | |||||
| Age (years) | 61 (11) | 63 (10) | 59 (13) | 0.98 | 0.94 to 1.03 |
| Range | 30–81 | 30–81 | 37–76 | ||
| Male/female | 62/39 | 44/28 | 18/11 | 0.8 | 0.52 to 1.13 |
| BSA (m2) | 1.88 (.19) | 1.86 (.2) | 1.94 (.17) | 0.2 | 0.02 to 3.4 |
| Range | 1.37–2.3 | 1.37–2.3 | 1.64–2.26 | ||
| NYHA II | 77 (78%) | 55 (76%) | 22 (75%) | 1.06 | 0.25 to 4.49 |
| NYHA >II: III | 21 (20%) | 15 (21%) | 6 (21%) | ||
| IV | 3 (2%) | 2 (3%) | 1 (4%) | ||
| EF (%) | 56 (14) | 56 (13) | 56 (14) | 1.00 | 0.96 to 1.05 |
| Range | 18–81 | 18–76 | 30–81 | ||
| LA (mm) | 48 (6.6) | 47 (6) | 50 (7.3) | 1.03 | 0.95 to 1.12 |
| Range | 33–66 | 33–66 | 38–72 | ||
| AF duration (months) | 15 (20) | 11 (13) | 26 (29) | 1.04 | 1.01 to 1.07* |
| Range | 3–120 | 3–61 | 3–120 | ||
| HR (beats/min) | 61 (10) | 63 (10) | 57 (9) | 0.92 | 0.88 to 0.98** |
| Range | 35–87 | 41–87 | 35–84 | ||
| Sotalol | 11 | 6 | 5 | 2831 | 0.00 to 2.5722 |
| Amiodarone | 37 | 28 | 9 | 1366 | 0.00 to 1.222 |
| Flecainide | 53 | 38 | 15 | 1051 | 0.00 to 9.1721 |