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Table 2 Echocardiographic features

From: Echocardiographic markers of inducible myocardial ischemia at baseline evaluation preparatory to exercise stress echocardiography

Variables NO YES p Total study population (201 patients)
Myocardial ischemia (168 patients) Myocardial ischemia (33 patients)
LV EDD (ml/m2) 2.6 ± 0.3 2.7 ± 0.3 0.02 2.6 ± 0.3
LV ESD (ml/m 2) 1.6 ± 0.3 1.6 ± 0.4 0.46 1.6 ± 0.3
LV EDV (ml/m2) 49 ± 12 51 ± 13 0.45 49 ± 13
LV ESV (ml/m2) 18 ± 5 21 ± 9 0.02 19 ± 6
Relative wall thickness 0.39 ± 0.06 0.36 ± 0.07 0.009 0.38 ± 0.06
Concentric LV geometry (%) 21 10 0.12 19
LV mass index (g/m 2.7) 42 ± 11 40 ± 7 0.40 41 ± 10
LV hypertrophy (%) 16 15 0.89 16
LV stroke volume (ml) 59 ± 19 57 ± 15 0.60 59 ± 18
LV ejection fraction (%) 63 ± 7 60 ± 9 0.06 62 ± 7
LV CESS (dynes/cm2) 120 ± 34 150 ± 53 < 0.001 125 ± 40
Peak S’ (cm/sec) 9.7 ± 1.7 8.7 ± 1.7 0.001 9.6 ± 1.7
Impaired S’ (%) 17 36 0.009 20
Peak E’ (cm/sec) 11.5 ± 2.6 10.8 ± 2.7 0.19 11.4 ± 2.6
E wave of transmitral flow (cm/sec) 70 ± 17 72 ± 23 0.44 70 ± 18
A wave of transmitral flow (cm/sec) 74 ± 18 77 ± 17 0.28 74 ± 18
E / A ratio 0.98 ± 0.29 0.95 ± 0.30 0.60 0.88 ± 0.23
E / E’ ratio 6.4 ± 2.3 7.0 ± 2.7 0.14 6.5 ± 2.3
LV diastolic dysfunction (%) 23 27 0.75 23
Grade I 19 18   35
Grade II 4 9   4
Grade III 0 0   0
Maximal left atrial volume (ml/ m2) 23.4 ± 8.4 22.9 ± 9.0 0.60 23.2 ± 8.6
Left atrial systolic force (Kdynes) 14.5 ± 7.9 17.8 ± 9.7 0.01 15.0 ± 8.3
  1. CESS circumferential end-systolic stress, EDD end-diastolic diameter, EDV end-diastolic volume, ESD end-systolic diameter, ESV end-systolic volume, LV left ventricular, Peak E’ early diastolic Tissue Doppler velocity of mitral annulus, Peak S’ peak mitral annular systolic velocity (Tissue Doppler Imaging), Sc stress corrected