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Table 3 Speckle-tracking echocardiographic parameters of the ascending aorta

From: Two-dimensional speckle-tracking echocardiography for evaluation of dilative ascending aorta biomechanics

Parameter   Diameter of ascending aorta p
Controls Group 1 (≤45 mm) Group 2 (>45 mm) Controls vs. group 1 Controls vs. group 2 Group 1 vs. group 2
Longitudinal displacement (mm)
 Aortic posterior sinus −5.3 ± 4.0 −6.2 ± 4.4 −4.3 ± 3.7 NS NS NS
 Posterior ascending aorta −3.3 ± 3.1 −2.6 ± 4.4 −3.3 ± 3.0 NS NS NS
 Anterior ascending aorta −9.8 ± 4.3 −11.5 ± 5.3 −6.8 ± 5.3 NS 0.01 0.018
 Aortic anterior sinus −11.7 ± 6.1 −13.9 ± 6.5 −9.6 ± 5.2 NS NS 0.04
 Aortic PW −4.3 ± 3.4 −4.4 ± 4.1 −3.7 ± 2.8 NS NS NS
 Aortic AW −10.7 ± 4.9 −12.7 ± 5.7 −8.2 ± 4.8 NS 0.042 0.02
Transverse displacement (mm)
 Aortic posterior sinus 5.7 ± 2.0 3.8 ± 3.0 3.6 ± 2.0 0.009 <0.001 NS
 Posterior ascending aorta 5.4 ± 1.9 6.5 ± 3.0 4.0 ± 1.8 NS 0.002 0.003
 Anterior ascending aorta −5.6 ± 1.9 −5.7 ± 2.0 −3.9 ± 3.1 NS 0.01 NS
 Aortic anterior sinus −8.8 ± 2.2 −9.5 ± 2.6 −6.3 ± 4.1 NS 0.01 0.02
 Aortic PW 5.6 ± 1.7 6.2 ± 2.1 3.8 ± 1.8 NS <0.001 0.002
 Aortic AW −7.2 ± 2.0 −6.8 ± 2.5 −5.4 ± 2.9 NS 0.003 NS
Longitudinal strain (%)
 Aortic posterior sinus 18.9 ± 19.1 19.8 ± 10.3 13.8 ± 16.4 NS NS NS
 Posterior ascending aorta 17.8 ± 13.8 17.6 ± 14.6 13.54 ± 9.9 NS NS NS
 Anterior ascending aorta 23.0 ± 17.6 29.0 ± 17.1 19.5 ± 10.9 NS NS NS
 Aortic anterior sinus 12.5 ± 16.5 10.0 ± 13.4 11.8 ± 18.9 NS NS NS
 Aortic PW 18.4 ± 15.1 18.4 ± 9.6 13.9 ± 12.1 NS NS NS
 Aortic AW 17.6 ± 15.6 19.3 ± 11.7 14.8 ± 14.2 NS NS NS
Longitudinal velocity (cm/s)
 Aortic posterior sinus −7.6 ± 2.0 −6.3 ± 2.9 −5.9 ± 2.5 NS 0.002 NS
 Posterior ascending aorta −5.9 ± 2.0 −6.1 ± 2.9 −5.4 ± 2.1 NS NS NS
 Anterior ascending aorta −5.6 ± 1.8 −6.4 ± 1.8 −4.8 ± 1.4 NS NS 0.009
 Anterior sinus −5.0 ± 2.0 −5.8 ± 1.9 −4.3 ± 2.3 NS NS NS
 Aortic PW −6.8 ± 1.7 −6.2 ± 2.0 −5.6 ± 1.7 NS 0.01 NS
 Aortic AW −5.3 ± 1.6 −6.1 ± 1.7 −4.5 ± 1.5 NS NS 0.01
  1. AW anterior wall, PW posterior wall, TD transverse displacement, Values are mean (SD) unless otherwise indicated