Table 4. Univariable and multivariable logistic regression for long-term outcome of catheter ablation
Variable Univariate Univariate Multivariate Multivariate
OR (95%CI) P-value OR (95%CI) P-value
Age 0.999 (0.983-1.015) 0.897 0.983(0.963-0.998) 0.026
Female sex 1.483 (0.891-2.466) 0.129 0.787(0.410-1.511) 0.472
ICE use 0.785 (0.449-1.373) 0.396
Abnormal LVEF 3.367 (1.776-6.369) 0.000 0.626(0.242-1.620) 0.334
Abnormal LVEDD 2.674 (1.499-4.762) 0.000 0.807(0.340-1.913) 0.626
Burden of PVC>20% 1.109 (0.664-1.848) 0.694
Origins
RVOT 0.238 (0.134-0.424) 0.000 0.369(0.173-0.788) 0.010
LVOT 1.589 (0.878-2.876) 0.126
OTs 0.318 (0.189-0.533) 0.000 1.103(0.430-2.833) 0.838
Papillary muscle 1.648 (0.546-4.974) 0.376
Tricuspid or mitral annulus 1.418 (0.530-3.798) 0.487
Epicardium or summit 3.362 (1.777-6.362) 0.000 1.124(0.418-3.017) 0.817
Other positions 2.148 (0.946-4.879) 0.068 1.468(0.477-4.512) 0.503
Obesity 1.404 (0.779-2.538) 0.712
Duration since dignosis 0.998 (0.994-1.003) 0.517
Hypertension 1.200 (0.688-2.096) 0.519
Diabetes mellitus 0.469 (0.142-1.548) 0.214
Prior stroke/TIA /systemic embolism 0.855 (0.253-2.890) 0.802
Vascular disease 1.119 (0.575-2.174) 0.742
Smoking 1.420 (0.766-2.632) 0.265
Alcohol consumption 1.742 (0.961-3.165) 0.068 0.622(0.289-1.339) 0.224
Abnormal troponin I 0.826 (0.380-1.799) 0.630
Abnormal potassium 1.101 (0.321-3.788) 0.878
Instant success 0.291 (0.209-0.405) 0.000 0.194(0.101-0.372) 0.000