Skip to main content

Table 2 Differences in the left atrium and left atrial dimensions in the 4 morphological types of the left atrial appendage

From: The left atrial appendage morphology and gender differences by multi-detector computed tomography in an Egyptian population

 

Windsock

Chicken wing

Cauliflower

Cactus

P value

N = 82

N = 64

N = 57

N = 49

Left atrial diameter, mm (mean ± SD)

39.10 ± 5.25

38.16 ± 4.65

37.14 ± 4.45

39.63 ± 4.60

0.03

Left atrial volume, ml (mean ± SD)

104.3 ± 29.57

99.06 ± 37.23

95.28 ± 30.85

87.65 ± 20.88

0.02

LAA orifice position (N, %)

Low

44 (53.7%)

26 (40.6%)

13 (22.8%)

43 (87.8%)

< 0.01

Mid

25 (30.5%)

32 (50.0%)

25 (43.9%)

6 (12.2%)

High

13 (15.9%)

6 (9.4%)

19 (33.3%)

0 (0.0%)

LAA volume, ml (mean ± SD)

10.06 ± 3.61

6.27 ± 3.23

7.44 ± 3.30

6.61 ± 2.89

< 0.01

LAA length, mm (mean ± SD)

45.40 ± 3.86

43.95 ± 5.35

31.53 ± 3.20

32.12 ± 4.46

< 0.01

  1. Categorical variables were compared by chi-square test, continuous variables were compared by one way ANOVA
  2. LAA left atrial appendage, SD standard deviation