3.2.1. Left ventricular longitudinal strain in evaluating left ventricular systolic function versus left ventricular ejection fraction 13 Table 3.11: Conventional echocardiographic characteristics at T0 in the study group Group Parameters Sepsis (n = 37) Septic shock (n = 90) p Dd (mm) 49, 6 ± 5, 1 45, 7 ± 7, 0 p > 0, 05 Ds (mm) 33, 4 ± 5, 5 29, 8 ± 5, 4 p > 0, 05 Vd (ml) 117, 9 ± 28, 8 99, 2 ± 34, 8 p > 0, 05 Vs (ml) 47, 4 ± 21, 4 36, 6 ± 16, 5 p > 0, 05 LVOT (mm) 20, 56 ± 1, 25 20, 05 ± 1, 73 p > 0, 05 VTI (cm) 19, 26 ± 3, 95 19, 05 ± 4, 02 p > 0, 05 FS (%) 32, 8 ± 5, 8 34, 7 ± 5, 9 p > 0, 05 LVEF (%) (Simpson) 60, 5 ± 8, 5 63, 5 ± 8, 2 p > 0, 05 There were no significant differences in left ventricular ejection fraction in two groups.