Table 3.
Risks for recurrence of atrial tachyarrhythmia and AF (n = 100)
| Variable | Univariate |
Multivariate |
||||
|---|---|---|---|---|---|---|
| HR | 95% CI | P-value | HR | 95% CI | P-value | |
| (A) Analysis for atrial tachyarrhythmia | ||||||
| Use of CF | 0.26 | 0.06–0.82 | 0.02 | 0.19 | 0.04–0.66 | 0.007 |
| CHA2DS2-VASc score | 1.17 | 0.84–1.53 | 0.32 | 1.29 | 0.90–1.80 | 0.16 |
| LVEF | 1.04 | 0.97–1.11 | 0.33 | 1.07 | 0.98–1.16 | 0.11 |
| LAD | 1.03 | 0.95–1.11 | 0.48 | 1.01 | 0.91–1.11 | 0.85 |
| (B) Analysis for AF | ||||||
| Use of CF | 0.31 | 0.07–1.04 | 0.06 | 0.23 | 0.05–0.83 | 0.02 |
| CHA2DS2-VASc score | 1.17 | 0.81–1.56 | 0.37 | 1.32 | 0.88–1.88 | 0.17 |
| LVEF | 1.03 | 0.96–1.12 | 0.44 | 1.06 | 0.97–1.16 | 0.23 |
| LAD | 1.01 | 0.92–1.10 | 0.80 | 0.99 | 0.86–1.09 | 0.79 |
Adjustment for multivariate analysis was performed with all variables presented in this table.
HR, hazard ratio; CI, confidence interval; CF, contact force; AF, atrial fibrillation; LVEF, left ventricular ejection fraction; LAD, left atrial diameter.