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Table 3 Multivariate logistic regression analysis to determine the independent predictors of a successful AF ablation and subanalysis on first and second AF ablation

From: Estimated pulmonary capillary wedge pressure assessed by speckle tracking echocardiography predicts successful ablation in paroxysmal atrial fibrillation

All patients (n = 137)
  p value Odds ratio 95 % confidence interval
 Minimum LAVI 0.011 1.093 1.021 1.171
 ePCWP <0.001 0.482 0.340 0.682
 Longitudinal LA peak strain 0.072 0.940 0.879 1.005
 E/e’ 0.56 1.041 0.908 1.192
 LA stiffness 0.19 0.296 0.047 1.851
First AF ablation (n = 109)
  p value Odds ratio 95 % confidence interval
 Minimum LAVI 0.029 1.092 1.009 1.182
 ePCWP <0.001 0.419 0.257 0.682
 Longitudinal LA peak strain 0.094 0.930 0.855 1.012
 E/e’ 0.63 1.038 0.889 1.214
 LA stiffness 0.39 0.377 0.041 3.462
Second AF ablation (n = 28)
  p value Odds ratio 95 % confidence interval
 Minimum LAVI 0.15 1.113 0.959 1.322
 ePCWP 0.057 0.579 0.329 1.018
 Longitudinal LA peak strain 0.97 0.967 0.845 1.107
 E/e’ 0.52 1.110 0.809 1.521
 LA stiffness 0.30 0.122 0.002 6.697
  1. AF atrial fibrillation, ePCWP estimated pulmonary capillary wedge pressure, E/e’ ratio of early filling velocity to myocardial tissue velocity, LA left atrial
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Cardiovascular Ultrasound

ISSN: 1476-7120

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