Table 1 Baseline characteristics of subjects

Age (years)

59.7 ± 1.5

Sex, n (M/F)

21/51

Body surface area (m²)

1.62 ± 0.02

Pulmonary hemodynamic data

 Mean PAP (mmHg)

40.1 ± 1.3

 Systolic PAP (mmHg)

70.1 ± 2.4

 Diastolic PAP (mmHg)

20.5 ± 0.8

 PAWP (mmHg)

8.5 ± 3.6

 PVR (Wood units)

8.2 ± 0.5

 Cardiac output (L/min)

4.5 ± 0.1

 Cardiac index (L min⁻¹ m⁻²)

2.7 ± 0.1

Echocardiographic parameters

 TR grade, n

  Trivial

13

  Mild

40

  Moderate

11

  Severe

6

  TRPG (mmHg)

60.1 ± 2.6

  TAPSE(mm)

19.6 ± 0.4