Table 4.
Linear regression analysis of the ΔPVR in the patients.
| Univariate analysis | Multivariate analysis | |||
|---|---|---|---|---|
| B (95% CI) | P -value | B (95% CI) | P -value | |
| Age | −0.010 (−0.025–0.004) | 0.158 | ||
| Male | 0.061 (−0.211–0.333) | 0.660 | ||
| Paroxysmal AF | −0.047 (−0.302–0.207) | 0.715 | ||
| Body mass index | 0.023 (−0.020–0.067) | 0.294 | ||
| Diabetes mellitus | 0.383 (0.096–0.671) | 0.009 | 0.365 (0.057–0.673) | 0.020 |
| Hypertension | 0.069 (−0.185–0.323) | 0.594 | ||
| Congestive heart failure | −0.162 (−0.533–0.210) | 0.394 | ||
| Stroke | 0.014 (−0.341–0.369) | 0.937 | ||
| Vascular disease | −0.036 (−0.366–0.293) | 0.829 | ||
| LA diameter | −0.017 (−0.038–0.004) | 0.122 | ||
| LVEF | 0.008 (−0.007–0.023) | 0.287 | ||
| LA volume/BSA | −0.006 (−0.011–0.000) | 0.034 | −0.005 (−0.011–0.000) | 0.057 |
| Pericardial fat volume | 0.000 (−0.002–0.003) | 0.742 | ||
| LA pressure, peak | −0.016 (−0.030–−0.003) | 0.018 | −0.015 (−0.029–−0.001) | 0.034 |
| LA voltage | 0.049 (−0.139–0.237) | 0.609 | ||
| LA wall stress | −0.001 (−0.003–0.000) | 0.097 | ||
| Stiff LA physiology | 1.065 (0.427–1.702) | 0.001 | 1.402 (0.701–2.103) | <0.001 |
| Extra PV LA ablation | 0.076 (−0.183–0.335) | 0.564 | ||
| Extra PV trigger | −0.060 (−0.488–0.367) | 0.781 | ||
PVR, pulmonary vascular resistance; AF, atrial fibrillation; LA, left atrium; LVEF, left ventricular ejection fraction; BSA, body surface area; PV, pulmonary vein.