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Table 3 The mean shortest spatial distances and percentage of the distance < 5 mm from the points of the left atrial roof to the adjacent pulmonary arteries

From: Anatomical correlation between left atrium pulmonary vein ablation targets of atrial fibrillation and adjacent bronchi and pulmonary arteries by MSCT

Layer

Right (a)

Middle (b)

Left (c)

Distance (mm)

Distance < 5 mm (%, n)

Distance (mm)

Distance < 5 mm (%, n)

Distance (mm)

Distance < 5 mm (%, n)

Anterior

8.46 ± 3.09

10.31% (13/126)

5.71 ± 2.73

46.83% (59/126)

8.57 ± 4.11

19.84% (25/126)

Middle

4.95 ± 2.52

58.73% (74/126)

6.29 ± 2.81

38.10% (48/126)

8.48 ± 4.22

20.63% (26/126)

Posterior

6.25 ± 3.16

39.68% (50/126)

9.09 ± 3.30

11.11% (14/126)

7.79 ± 3.92

4.76% (6/126)

P value

< .001

< .001

< .001

< . 001

< . 001

< .001