Table 2.
Cox regression analyses for the predictors associated with AF recurrence post-CA.
| Variable | Univariate Cox regression | Multivariate Cox regression | |||||
|---|---|---|---|---|---|---|---|
| P | HR | 95% CI | P | HR | 95% CI | ||
| Age | 0.104 | 1.030 | 0.994–1.067 | ||||
| Gender | Female | Reference | |||||
| Male | 0.489 | 1.185 | 0.733–1.914 | ||||
| Hypertension | 0.386 | 1.222 | 0.777–1.921 | ||||
| T2DM | 0.447 | 1.261 | 0.693–2.293 | ||||
| Dyslipidemia | 0.672 | 0.895 | 0.537–1.494 | ||||
| Smoking | 0.174 | 1.398 | 0.861–2.271 | ||||
| AF type | PAF | Reference | Reference | ||||
| PeAF | 0.007 | 1.878 | 1.192–2.957 | 0.033 | 1.647 | 1.041–2.606 | |
| AF duration | 0.610 | 0.960 | 0.820–1.124 | ||||
| Antiarrhythmic drugs failure | 0.482 | 0.845 | 0.527–1.353 | ||||
| LAVImax | 0.002 | 1.049 | 1.018–1.081 | 0.128 | 1.042 | 0.972–1.067 | |
| LAAFV | 0.007 | 0.979 | 0.964–0.994 | 0.003 | 0.978 | 0.963–0.992 | |
| PALS | <0.001 | 0.889 | 0.850–0.931 | <0.001 | 0.887 | 0.847–0.928 | |
HR, hazard ratio; CI, confidence interval; T2DM, type 2 diabetes; AF, atrial fibrillation; PAF, paroxysmal atrial fibrillation; PeAF, persistent atrial fibrillation; LAVImax, left atrium maximal volume index; LAAFV, left atrial appendage emptying flow velocity; PALS, peak atrial longitudinal strain.