Table 1 Demographic characteristics and hemodynamics of patients in the modeling group according to mean pulmonary artery pressure

Case number (%)

62 (28.4%)

34 (15.6%)

122 (56%)

Age (years)

52.1 ± 12.6

57.9 ± 14.0

56.3 ± 11.3

0.035

0.026

0.025

0.513

Gender (male/female)

29/33

18/16

56/66

0.57

0.979

0.404

0.467

BMI (kg/m²)

24.9 ± 3.5

25.5 ± 4.5

24.3 ± 3.2

0.227

0.585

0.053

0.141

BSA (m²)

1.76 ± 0.19

1.76 ± 0.18

1.70 ± 0.18

0.075

0.975

0.043

0.149

SBP (mmHg)

133.2 ± 20.3

129.9 ± 18.3

130.5 ± 19.8

0.717

0.549

0.448

0.902

DBP (mmHg)

81.3 ± 12.7

80.3 ± 11.5

83.9 ± 13.9

0.386

0.799

0.269

0.296

NT-proBNP (pg/mL)

54 (20–83)

70 (38.8–121.5)

519 (179–1284)

 < 0.001*

0.377

 < 0.001*

 < 0.001*

Heart rate (bpm)

70 ± 11

66 ± 7

74 ± 13

0.03

0.239

0.106

0.016

6MWD (m)

530 (442–580)

472.0 (430–533.5)

393.5 (300–460)

 < 0.001*

0.614

 < 0.001*

 < 0.001*

Hemodynamics

 MPA SO%

74.2 ± 6.4

71.6 ± 3.8

65.8 ± 9.8

 < 0.001*

0.412

0.009

0.004

 Aorta SO%

99.4 ± 1.3

98.9 ± 2.0

98.3 ± 2.8

0.03

0.412

0.009

0.317

 mPAP (mmHg)

15.2 ± 3.2

22.9 ± 1.1

40.6 ± 10.6

 < 0.001*

 < 0.001*

 < 0.001*

 < 0.001*

 mRAP (mmHg)

2 (0.8–4)

3 (1–5)

5 (2–7)

 < 0.001*

0.032

 < 0.001*

0.062

 mRVP (mmHg)

9.5 (8–12)

14 (12–17)

26 (21–31)

 < 0.001*

0.017

 < 0.001*

 < 0.001*

 PAWP (mmHg)

9.2 ± 3

11.1 ± 2.3

9.4 ± 2.8

0.017

0.008

0.76

0.007

 PVR (Wood U)

1.3 (0.7–1.8)

2.6 (2.0–2.8)

9.6 (6.3–13.8)

 < 0.001*

0.033

 < 0.001*

 < 0.001*

 CO (L/min)

4.6 ± 1.3

3.9 ± 0.7

3.3 ± 1.0

 < 0.001*

0.012

 < 0.001*

0.025

 CI (L/min/m²)

2.6 ± 0.7

2 .2 ± 0.4

2.0 ± 0.6

 < 0.001*

0.009

 < 0.001*

0.04

Diagnosis

 CPE

55

34

113

 Takayasu arteritis

4

 Fibrosing mediastinitis

2

 Behcet syndrome

1

 IPAH

5

 PVOD

3

 PCH

1