Prognostic Role of Left Ventricular Systolic Function Measured by Speckle Tracking Echocardiography in Septic Shock

Table 2

Baseline hemodynamic and echocardiographic data of survivors and nonsurvivors at the onset of septic shock (day 1).

	Survivors ()	Nonsurvivors ()	value
Hemodynamic parameters
HR (beat/min)			0.233
Mean blood pressure (mmHg)			0.006
CVP (mmHg)			0.296
Norepinephrine (μg/kg/min)			0.218
Conventional echocardiography
LVEDV (mL)			0.529
LVESV (mL)			0.771
LVEDD (mm)			0.530
LVESD (mm)			0.764
LVEF (%)			0.317
FS (%)			0.751
LVOT			0.261
VTI (mm)			0.018
CO (L/min)			0.619
Speckle tracking echocardiography
LS-A4C (%)			<0.001
LS-A2C (%)			0.001
LS-A3C (%)			0.001
GLS (%)			<0.001
	8 (15.6%)	26 (66.7%)	<0.001

Data are presented as . A3C: apical 3-chamber view; A4C: apical 4-chamber view; A2C: apical 2-chamber view; CO: cardiac output; CVP: central venous pressure; GLS: global longitudinal strain by speckle tracking echocardiography; FS: fractional shortening; LS: longitudinal strain; LVEDV: left ventricular end-diastolic volume; LVESV: left ventricular end-systolic volume; LVESD: left ventricular end-systolic dimension; LVEDD: left ventricular end-diastolic dimension; LVEF: left ventricular ejection fraction; LOVT: left ventricular outflow tract; HR: heart rate; VTI: velocity-time integral. .