Table 2 Mean vessel diameter (mm) in systole and diastole together with area measurements (cm²) and % distension, of main pulmonary artery (MPA), right pulmonary artery (RPA) and left pulmonary artery (LPA)

20–29

28.3 ± 1.8

22.4 ± 1.8

6.3 ± 0.8

3.9 ± 0.6

61.5 ± 18.4

20–29

26.4 ± 3.3

21.6 ± 2.9

5.5 ± 1.4

3.7 ± 1.0

50.7 ± 19.6

30–39

27.3 ± 2.7

21.9 ± 1.8

5.8 ± 1.2

3.8 ± 0.6

53.2 ± 14.9

30–39

25.5 ± 2.8

20.4 ± 2.0

5.1 ± 1.1

3.3 ± 0.6

54.8 ± 13.0

40–49

28.2 ± 3.1

23.5 ± 2.8

6.2 ± 1.3

4.4 ± 1.0

41.4 ± 13.5

40–49

26.5 ± 1.6

21.5 ± 1.6

5.4 ± 0.6

3.7 ± 0.5

46.2 ± 9.6

50–59

27.0 ± 2.7

22.9 ± 3.0

5.7 ± 1.2

4.2 ± 1.0

40.0 ± 12.6

50–59

24.4 ± 2.7

20.7 ± 2.1

4.7 ± 0.9

3.4 ± 0.7

38.5 ± 13.4

60–69

26.5 ± 2.2

23.3 ± 2.1

5.5 ± 0.8

4.3 ± 0.7

29.6 ± 5.8

60–69

25.0 ± 2.7

21.6 ± 2.0

5.0 ± 1.0

3.7 ± 0.7

33.9 ± 10.4

70–79

27.1 ± 2.7

23.6 ± 2.6

5.8 ± 1.2

4.4 ± 0.9

30.7 ± 11.6

70–79

24.0 ± 1.9

21.4 ± 1.9

4.6 ± 0.7

3.6 ± 0.6

26.8 ± 7.9

All subjects

27.4 ± 2.6

22.9 ± 2.4

5.9 ± 1.1

4.2 ± 0.8

42.7 ± 17.2

All subjects

25.3 ± 2.6

21.2 ± 2.1

5.0 ± 1.0

3.6 ± 0.7

41.8 ± 15.7

20–29

18.6 ± 2.0

14.3 ± 1.8

2.8 ± 0.6

1.7 ± 0.4

69.1 ± 21.9

20–29

17.0 ± 1.5

14.0 ± 2.0

2.3 ± 0.4

1.5 ± 0.3

53.6 ± 18.0

30–39

18.8 ± 2.1

15.2 ± 1.5

2.8 ± 0.6

1.8 ± 0.4

54.2 ± 15.9

30–39

16.5 ± 1.3

13.3 ± 1.3

2.2 ± 0.3

1.4 ± 0.3

55.7 ± 15.5

40–49

20.3 ± 2.4

16.4 ± 2.3

3.3 ± 0.8

2.2 ± 0.6

53.1 ± 6.4

40–49

18.6 ± 2.0

15.3 ± 1.8

2.8 ± 0.6

1.9 ± 0.5

46.1 ± 7.5

50–59

20.2 ± 2.4

16.6 ± 2.1

3.3 ± 0.8

2.2 ± 0.6

48.2 ± 11.6

50–59

16.8 ± 2.2

14.0 ± 1.9

2.3 ± 0.6

1.6 ± 0.4

44.9 ± 12.7

60–69

20.2 ± 2.7

17.1 ± 2.2

3.3 ± 0.9

2.4 ± 0.6

37.2 ± 9.2

60–69

19.0 ± 2.4

15.8 ± 1.7

2.9 ± 0.7

2.0 ± 0.4

48.2 ± 17.6

70–79

23.4 ± 3.6

19.8 ± 3.5

4.4 ± 1.2

3.2 ± 1.0

42.1 ± 14.0

70–79

18.8 ± 3.3

15.9 ± 3.2

2.9 ± 1.1

2.1 ± 0.9

40.4 ± 10.3

All subjects

20.2 ± 2.9

16.6 ± 2.8

3.3 ± 1.0

2.2 ± 0.8

50.6 ± 16.9

All subjects

17.8 ± 2.4

14.7 ± 2.2

2.6 ± 0.7

1.8 ± 0.6

48.2 ± 14.5

20–29

18.8 ± 1.6

15.8 ± 1.2

2.8 ± 0.4

2.0 ± 0.3

39.6 ± 6.8

20–29

17.6 ± 1.2

14.9 ± 1.4

2.5 ± 0.3

1.8 ± 0.3

38.7 ± 7.9

30–39

18.2 ± 1.9

15.5 ± 1.7

2.6 ± 0.5

1.9 ± 0.4

37.5 ± 11.0

30–39

16.9 ± 1.3

14.7 ± 1.4

2.3 ± 0.3

1.8 ± 0.3

33.2 ± 13.0

40–49

19.8 ± 1.4

16.7 ± 1.3

3.2 ± 0.5

2.2 ± 0.3

42.2 ± 7.8

40–49

18.7 ± 1.4

15.9 ± 1.1

2.8 ± 0.4

2.0 ± 0.3

40.4 ± 9.9

50–59

20.0 ± 2.0

17.2 ± 1.7

3.2 ± 0.6

2.4 ± 0.5

35.2 ± 11.3

50–59

18.1 ± 1.6

15.9 ± 1.5

2.7 ± 0.5

2.1 ± 0.4

30.3 ± 10.7

60–69

21.0 ± 1.5

18.4 ± 1.1

3.5 ± 0.5

2.7 ± 0.3

30.2 ± 6.9

60–69

19.1 ± 2.1

16.4 ± 1.7

3.0 ± 0.6

2.2 ± 0.5

37.2 ± 9.6

70–79

23.1 ± 2.7

20.4 ± 3.4

4.3 ± 1.0

3.4 ± 1.1

29.2 ± 11.0

70–79

20.1 ± 3.1

17.6 ± 3.0

3.3 ± 1.0

2.5 ± 0.9

31.2 ± 7.5

All subjects

20.1 ± 2.4

17.3 ± 2.5

3.3 ± 0.8

2.4 ± 0.7

35.6 ± 10.1

All subjects

18.4 ± 2.1

15.9 ± 2.0

2.8 ± 0.6

2.1 ± 0.5

35.2 ± 10.3