Table 4 Analysis of independent risk factors.

From: Echocardiography evaluation of iatrogenic atrial septal defect after combined procedure of catheter ablation and left atrial appendage closure for atrial fibrillation

Variable

Regression coefficient

SD

Wald value

OR value

95% confidence interval

P value

Lower limit

Upper limit

Preoperative LA

0.189

0.077

6.069

1.208

1.039

1.403

0.014*

MR at 3 months after operation

1.379

0.655

4.434

3.971

1.100

14.364

0.036*

TR at 3 months after operation

− 0.389

0.711

0.300

0.677

0.168

2.727

0.584

Left atrial operation time

0.634

0.203

9.754

1.885

1.266

2.806

0.002*

Sheath diameter

0.768

0.127

36.569

2.155

1.680

2.765

0.002*

Application of intraoperative ICE

0.857

0.249

11.546

2.356

1.446

3.838

0.017*

  1. LA left atrium, MR mitral regurgitation, TR tricuspid regurgitation, ICE intracardiac echocardiography.
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