Table 1: Results regarding all echocardiographic parameters analysed.

Echocardiographic Parameter

Units

Mean value ± Standard Deviation

6MWT

m

360.6 ± 109.2

BNP

pg/mL

342.4 ± 439.9

RA Area

cm2

21.6 ± 8.7

Indexed RA Area

cm2/m2

12.6 ± 4.7

RA Volume

mL

71.4 ± 47.4

Indexed RA Volume

mL/m2

40.3 ± 22.8

RA GLS

%

21.8 ± 12.9

TAPSE

mm

17.9 ± 4.4

RV GLS

%

-14.8 ± 5.2

RV FAC

%

35.1 ± 13.9

RV Tei index

N/A

0.4 ± 0.2

Tricuspid e’

cm/s

10.8 ± 5.3

Tricuspid s’

cm/s

11.0 ± 3.3

Tricuspid E/e’

N/A

8.0 ± 5.0

RV Tei Index (TDI)

N/A

0.5 ± 0.2

PAcT

ms

70.1 ± 20.9

PASP

mm Hg

78.0 ± 26.6

Aortic VTI

cm

19.8 ± 6.6

CO

L/min

4.7 ± 1.9

LVEI Diastole

N/A

1.3 ± 0.3

LVEI Systole

N/A

1.6 ± 0.5

Mitral mean e’

cm/s

8.2 ± 3.3

Mitral mean s’

cm/s

7.7 ± 2.0

Mitral E/mean e’

N/A

10.9 ± 6.4

IVCv

cm/s

7.8 ± 3.1

IVA

m/s2

2.5 ± 1

IVA/√RR

m/s2

2.8 ± 1.2

TRDc

ms

467.4 ± 66.2

RVESV

mL

79.9 ± 41.8

RVEDV

mL

127.8 ± 50.7

RVSV

mL

47.9 ± 21.8

RVEF

%

38.8 ± 12.8

 

BNP: Brain Natriuretic Peptide; CO: Cardiac Output; E: Early filling velocity; e’: Early filling velocity by Tissue Doppler Imaging (TDI); ED: End-diastolic; EF: Ejection Fraction; ES: End-systolic; FAC: Fractional Area Change; GLS: Global Longitudinal Strain; IVA: Myocardial Acceleration during Isovolumic Contraction; IVCv: Peak Isovolumic Myocardial Velocity; LVEI: Left Ventricle Eccentricity Index; N/A: Non Applicable; PAcT: Pulmonary Acceleration Time; PASP: Pulmonary Artery Systolic Pressure; RA: Right Atrial; RR: RR Interval; RV: Right Ventricular; s’: systolic velocity by TDI; SV: Stroke Volume; TAPSE: Tricuspid Annular Plane Systolic Excursion; TRDc: Duration of Tricuspid Regurgitation corrected for Heart Rate; VTI: Velocity Time Integral