Table 2 Hemodynamic and IVUS data in control subjects and patients with COPD and ILD with or without pulmonary hypertension

mPAP, mm Hg

26 ± 2*

21 ± 1*

33 ± 3*#

27 ± 2*

20 ± 1*

32 ± 3*

15 ± 2

pPAP, mm Hg

16 ± 2*

14 ± 1

18 ± 3*

23 ± 2*§

17 ± 0.9*

27 ± 4*#§

11 ± 3

CI, L/min/m²

2.5 ± 0.2

2.3 ± 0.2*

2.5 ± 0.2

2.5 ± 0.1

2.5 ± 0.1

2.5 ± 0.1

2.6 ± 0.1

HR, bpm

76 ± 3

72 ± 4

82 ± 4.4

81 ± 2.6

80 ± 4

83 ± 3

73 ± 1.3

SV, mL

57 ± 2

54 ± 3

56 ± 4

60 ± 2

61 ± 3

59 ± 3

64 ± 2

RAP, mm Hg

8.7 ± 0.7*

7.4 ± 0.7*

10.8 ± 1.2*#

5.4 ± 0.6§

5.2 ± 0.8

6.1 ± 0.4§

5.0 ± 1.2

PAWP, mm Hg

10.9 ± 0.7

10.0 ± 1.0

11.6 ± 0.7*

8.0 ± 0.5§

7.7 ± 0.8

9.0 ± 0.8§

8.8 ± 0.6

PVR, Wu

3.3 ± 0.3

2.9 ± 1.3

3.9 ± 0.5*

4.1 ± 0.4*

2.9 ± 0.4

5.6 ± 0.4*§#

3.0 ± 0.3

TPR, Wu

6.3 ± 0.6*

5.8 ± 0.6*

7.1 ± 1.1*

6.2 ± 0.5*

4.7 ± 0.4*

8.2 ± 0.6*#

3.3 ± 0.25

Cp, mL/mmHg

4.2 ± 0.28*

4.3 ± 0.3*

3.0 ± 0.7*#

2.9 ± 0.2*§

3.5 ± 0.2*

2.1 ± 0.1*§

6.2 ± 0.4

RC time, sec

0.8 ± 0.05*

0.67 ± 0.06*

0.98 ± 0.1*#

0.6 ± 0.02*§

0.55 ± 0.04*

0.69 ± 0.07*#

1.1 ± 0.03

EM, mm Hg

64 ± 5*

51 ± 5*

79 ± 9*#

105 ± 7*§

90 ± 7*§

124 ± 11*§#

21 ± 1.7

AWT, %

23 ± 1*

19 ± 1*

24 ± 1*

17 ± 1*§

18 ± 1*

15 ± 1 *§#

1.4 ± 1.3