Table 3 A. Summary of multivariate regression analyses of systolic and diastolic areas, systolic and diastolic mean diameters and distension, in the main, right, and left pulmonary arteries of the male cohort. (ns = not significant) B. Summary of multivariate regression analyses of systolic and diastolic areas, systolic and diastolic mean diameters and distension, in the main, right, and left pulmonary arteries of the female cohort. (ns = not significant)

R²

Constant

Slope

Significance

Slope

significance

MPA

Systolic area

0.14

1.03

2.46

p<0.01

-

ns

Systolic diameter (mean)

0.15

1.58

0.59

p<0.01

-

ns

Diastolic area

0.31

−1.35

2.44

p<0.001

0.01

p<0.05

Diastolic diameter (mean)

0.27

8.30

6.50

p<0.001

0.04

p<0.05

Distension

0.54

133.07

−28.49

p<0.01

−0.69

p<0.001

RPA

Systolic area

0.41

−2.52

2.21

p<0.001

0.03

p<0.001

Systolic diameter

0.40

−0.20

0.71

p<0.001

0.01

p<0.001

Diastolic area

0.52

−2.51

1.69

p<0.001

0.03

p<0.001

Diastolic diameter (mean)

0.52

−1.24

6.44

p<0.001

0.10

p<0.001

Distension

0.33

78.60

-

Ns

−0.57

p<0.001

LPA

Systolic area

0.56

−2.15

2.00

p<0.001

0.03

p<0.001

Systolic diameter (mean)

0.54

0.39

0.60

p<0.001

0.01

p<0.001

Diastolic area

0.53

−2.11

1.61

p<0.001

0.03

p<0.001

Diastolic diameter (mean)

0.56

1.32

5.73

p<0.001

0.10

p<0.001

Distension

0.15

46.95

-

ns

−0.23

p<0.01

MPA

Systolic area

0.13

2.34

2.06

p<0.05

−0.02

p<0.05

Systolic diameter (mean)

0.14

1.94

0.48

p<0.05

−0.01

p<0.05

Diastolic area

-

-

-

ns

-

ns

Diastolic diameter (mean)

-

-

-

ns

-

ns

Distension

0.40

71.28

-

ns

−0.60

p<0.001

RPA

Systolic area

0.24

−1.38

1.87

p<0.01

0.02

p<0.01

Systolic diameter (mean)

0.24

0.43

0.64

p<0.01

0.01

p<0.01

Diastolic area

0.26

−1.21

1.34

p<0.05

0.01

p<0.05

Diastolic diameter (mean)

0.27

1.96

5.99

p<0.01

0.05

p<0.001

Distension

0.12

62.7

-

ns

−0.30

p<0.01

LPA

Systolic area

0.30

−0.70

1.51

p<0.05

0.18

p<0.001

Systolic diameter (mean)

0.32

0.69

0.50

p<0.01

0.01

p<0.001

Diastolic area

0.27

−0.25

-

ns

0.02

p<0.001

Diastolic diameter (mean)

0.30

6.426

3.9

p<0.05

0.06

p<0.001

Distension

-

-

-

ns

-

ns