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Table 3 Differences in the left atrium and left atrial appendage dimensions as well as left atrial appendage morphological types between males and females

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

 

Sex

Male (N = 164)

Female (N = 88)

P value

Left atrial diameter, mm (mean ± SD)

38.73 ± 5.24

38.1 ± 4.11

0.333

Left atrial volume, ml (mean ± SD)

97.76 ± 28.73

97.82 ± 35.21

0.988

LAA volume, ml (mean ± SD)

7.47 ± 3.44

8.56 ± 4.09

0.026

LAA length, mm (mean ± SD)

40.02 ± 6.86

37.91 ± 8.93

0.038

LAA orifice position (N, %)

Low

76 (46.3%)

50 (56.8%)

< 0.01

Mid

76 (46.3%)

12 (13.6%)

High

12 (7.4%)

26 (29.6%)

LAA morphology (N, %)

Windsock

52 (31.7%)

30 (34.1%)

< 0.01

Chicken wing

57 (34.7%)

7 (7.9%)

Cauliflower

36 (21.9%)

21 (23.8%)

Cactus

19 (11.5%)

30 (34.1%)

  1. Categorical variables were compared by chi-square test, continuous variables were compared by Student’s t test
  2. LAA left atrial appendage, SD standard deviation