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Table 2 Comparison of echo parameters before AF ablation between in groups with successful and non-successful outcomes

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

 

Recurrence

Group

(n = 30)

Successful

Group

(n = 107)

p value

LV EF, %

63 ± 8

64 ± 8

0.74

E/e’

12 ± 4

10 ± 3

0.039

LAD, mm

43 ± 5

41 ± 6

0.16

LV mass index, g/m2

97 ± 17

94 ± 17

0.41

Max LAVI, mL/m2

58 ± 15

49 ± 15

0.005

Min LAVI, mL/m2

37 ± 14

29 ± 12

0.002

Total LAEF, %

39 ± 13

44 ± 11

0.030

Active LAEF, %

20 ± 7

25 ± 10

0.033

Longitudinal LA peak strain

23 ± 9

28 ± 13

0.031

LA SR during systole, s−1

0.95 ± 0.42

1.12 ± 0.52

0.11

LA SR during AC, s−1

−0.84 ± 0.44

−1.01 ± 0.62

0.15

ePCWP, mmHg

14.6 ± 2.9

10.6 ± 3.5

<0.001

LA stiffness

0.83 ± 0.59

0.47 ± 0.33

<0.001

  1. AF atrial fibrillation, LVEF left ventricular ejection fraction, E/e’ ratio of early filling velocity to myocardial tissue velocity, LAD left atrial dimension, Max LAVI maximum left atrial volume index, Min LAVI minimum left atrial volume index, Total LAEF left atrial total emptying fraction, Active LAEF left atrial active emptying function, LA SR left atrial strain rate, AC atrial contraction, ePCWP estimated pulmonary capillary wedge pressure