Table 3 Descriptive analysis of the calculated variables of the study

Hepatic vein

Hepatic vein systolic velocity/diastolic velocity

–

2.25

Hepatic vein systolic filling fraction

–

1

Inferior vena cava

Inferior vena cava collapsibility index

–

0.64

Inferior vena cava distensibility index

–

1.80

Superior vena cava

S wave velocity/D wave velocity ratio

–

Inferior vena cava S/D ratio

–

2.42

Tricuspid valve

E/e′

–

24.55