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Table 1 Mean dimensions of the left atrium and left atrial appendage as measured by MDCT, and the distribution of the four different left atrial appendage morphologies

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

  N = 252
Left atrial diameter, mm Mean ± SD 38.52 ± 4.86
Range 26-48
Left atrial volume, ml Mean ± SD 97.71 ± 31.01
Range 39_182
LAA volume, ml Mean ± SD 7.83 ± 3.66
Range 3-16
LAA length, mm Mean ± SD 39.31 ± 7.72
Range 24-53
LAA orifice position (N = 252) Low N = 126 (50.0%)
Mid N = 88 (34.9%)
High N = 38 (15.1%)
LAA morphology (N = 252) Windsock N = 82 (32.5%)
Chicken wing N = 64 (25.4%)
Cactus N = 49 (19.4%)
Cauliflower N = 57 (22.6%)
  1. LAA left atrial appendage, SD standard deviation