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Table 1 Comparison of clinical and echocardiographic indices

From: Clinical utility of transthoracic echocardiography for screening abdominal aortic aneurysm: a prospective study in a Japanese population

Variables AAA AAA p value
(+) (-)
Age (years) 77 ± 9 67 ± 16 <0.001
Men, n (%) 35(75 %) 862(49 %) 0.001
Aortic root (mm) 36.0 ± 4.1 31.7 ± 4.2 <0.001
Left atrium (mm) 37.3 ± 6.9 38.1 ± 7.7 0.664
Interventricular septal thickness (mm) 9.7 ± 1.4 9.6 ± 2.0 0.323
LV posterior wall thickness (mm) 9.7 ± 1.1 9.3 ± 1.5 0.018
LV end-diastolic dimension (mm) 47.8 ± 4.3 46.2 ± 6.1 0.010
LV end-systolic dimension (mm) 31.0 ± 5.5 28.8 ± 7.0 0.001
LV fractional shortening (%) 34.9 ± 7.8 37.8 ± 8.5 0.001
LV mass (g) 168.1 ± 41.2 156.0 ± 51.9 0.016
E (cm/sec) 59.6 ± 18.1 70.6 ± 23.8 0.001
A (cm/sec) 85.3 ± 25.2 79.6 ± 24.6 0.192
E/A 0.75 ± 0.37 0.93 ± 0.47 0.001
E deceleration time (msec) 247.1 ± 61.5 232.8 ± 65.8 0.109
E’ (cm/sec) 5.3 ± 1.8 6.6 ± 2.5 0.001
A’ (cm/sec) 9.5 ± 2.3 9.3 ± 2.3 0.960
S’ (cm/sec) 6.4 ± 1.8 7.0 ± 1.9 0.022
E/E’ 12.2 ± 5.9 11.8 ± 5.6 0.568
  1. Data are presented as mean ± SD or n (%). LV, left ventricular. E, Early diastolic LV inflow velocity; A, Late diastolic LV inflow velocity; E’, early diastolic septal mitral annular velocity; A’, late diastolic septal mitral annular velocity; S’, systolic septal mitral annular velocity; TTE = Transthoracic echocardiography; AAA = abdominal aortic aneurysm