Feasibility, Reproducibility, and Agreement between Different Speckle Tracking Echocardiographic Techniques for the Assessment of Longitudinal Deformation

Table 1

Clinical characteristics and echocardiographic parameters of the study population.

	Values	Range
Age (years)	41.7±16.5	14–76
Sex (M/F)	42/59	—
PFO closure, 𝑛 (%)	19 (18.8)	—
ASD closure, 𝑛 (%)	16 (15.8)	—
Arterial hypertension, 𝑛 (%)	24 (23.8)	—
Athletes, 𝑛 (%)	23 (22.8)	—
Healthy subjects, 𝑛 (%)	19 (18.8)	—
BSA (m^2)	1.84±0.20	1.38–2.35
BMI (kg/m^2)	25.5±3.9	18.6–36.1
Heart rate (beats/min)	71.6±12.6	46–109
Systolic blood pressure (mmHg)	124.6±18.7	80–180
Diastolic blood pressure (mmHg)	77.0±9.7	55–105
LV-EDV (mL)	97.6±27.5	43–221
LV-ESV (mL)	42.6±15.9	15–106
LV-SV (mL)	55.0±14.2	28–115
LV-EF (%)	57.0±6.7	34–76
LV-M (g)	130.4±21.8	76–196
LV-CO (L/min)	3.91±1.14	1.7–7.0
LV-SpI	0.38±0.09	0.19–0.58

Data are expressed as number of subjects (𝑛) and percentages (%) or mean ± standard deviation. PFO: patent foramen ovale; ASD: atrial septal defect; BSA: body surface area; BMI: body mass index; LV: left ventricle; LV-M: left ventricular mass; EDV: end diastolic volume; ESV: end systolic volume; SV: stroke volume; EF: ejection fraction; CO: Cardiac Output; SpI: sphericity index.