Clinical Study
Speckle-Tracking and Tissue-Doppler Stress Echocardiography in Arterial Hypertension: A Sensitive Tool for Detection of Subclinical LV Impairment
Table 3
General echocardiographic characteristics of the study population,
-values were calculated with the Mann-Whitney-
test.
| | | All subjects () | | | Hypertensive () | Control () | -value |
| | Left atrial diameter (cm) | 3.1 SD 0.5 | 2.9 SD 0.5 | 0.022 | | Interventricular septal diameter, diastolic (cm) | 1 SD 0.2 | 0.9 SD 0.2 | 0.016 | | Interventricular septal diameter, systolic (cm) | 1.5 SD 0.2 | 1.3 SD 0.2 | 0.020 | | LV cavity diameter, diastolic (cm) | 5.4 SD 0.5 | 4.3 SD 0.5 | 0.011 | | LV cavity diameter, systolic (cm) | 3.1 SD 0.5 | 3 SD 0.5 | NS | | LV posterior wall diameter, diastolic (cm) | 1.1 SD 0.2 | 1 SD 0.2 | NS | | LV posterior wall diameter, systolic (cm) | 1.5 SD 0.4 | 1.4 SD 0.2 | NS | | Fractional shortening of the mid-wall (%) | 32 SD 6.6 | 31.3 SD 5.6 | NS | | Stroke volume (mL) | 57.2 SD 14.5 | 48.3 SD 15 | 0.001 | | Left ventricular mass (g) | 188.4 SD 59.4 | 148.8 SD 44.2 | 0.001 | | LV mass/body surface area (g/m2) | 96.8 SD 30.6 | 81.1 SD 21.3 | 0.020 | | E-Wave/A-Wave | 1.2 SD 0.4 | 1.4 SD 0.5 | NS | | E-Wave/EI-Wave | 9.3 SD 2.4 | 7.4 SD 1.7 | 0.000 | | Iso-volumetric contraction time (ms) | 79.6 SD 17 | 72 SD 13.3 | 0.038 | | Iso-volumetric relaxation time (ms) | 85.5 SD 16.7 | 84.5 SD 13.7 | NS |
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