Without UCA | With UCA | P value | |
0° | |||
Diameter (mm) | 19.4 ± 5.2 | 20.2 ± 4.8 | 0.056 |
Max. depth (mm) | 25.1 ± 7.1 | 25.0 ± 5.9 | 0.546 |
Orthogonal depth (mm) | 21.4 ± 5.8 | 21.3 ± 5.5 | 0.603 |
Area (mm2) | 385.3 ± 142.3 | 391.7 ± 126.1 | 0.772 |
45° | |||
Diameter (mm) | 19.0 ± 4.2 | 18.7 ± 3.9 | 0.352 |
Max. depth (mm) | 23.9 ± 5.5 | 24.3 ± 5.3 | 0.359 |
Orthogonal depth (mm) | 19.4 ± 4.8 | 19.8 ± 4.6 | 0.257 |
Area (mm2) | 358.3 ± 118.9 | 374.3 ± 109.7 | 0.025 |
90° | |||
Diameter (mm) | 18.8 ± 4.3 | 19.0 ± 4.1 | 0.378 |
Max. depth (mm) | 25.5 ± 6.0 | 24.4 ± 5.1 | 0.010 |
Orthogonal depth (mm) | 20.3 ± 5.6 | 19.9 ± 4.8 | 0.309 |
Area (mm2) | 391.2 ± 121.8 | 389.5 ± 108.3 | 0.879 |
135° | |||
Diameter (mm) | 19.3 ± 5.5 | 19.1 ± 5.0 | 0.700 |
Max. depth (mm) | 22.5 ± 5.9 | 22.7 ± 5.6 | 0.650 |
Orthogonal depth (mm) | 20.9 ± 5.9 | 21.1 ± 5.8 | 0.602 |
Area (mm2) | 364.2 ± 113.3 | 379.1 ± 112.4 | 0.039 |
LAA, left atrial appendage closure; P, level of significance (paired t-test); TOE, transoesophageal echocardiography; UCA, ultrasound contrast agent.