Dimensions and peak velocities across main pulmonary artery and its branches
| Main pulmonary artery | Right pulmonary artery | Left pulmonary artery | |||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|
| Study | Controls | p Value | Study | Controls | p Value | Study | Controls | p Value | |||
| Dimensions (mm) | 9.9 (1.4) | 9.5 (1.2) | NS | 4.7 (0.7) | 4.5 (0.8) | NS | 4.5 (0.9) | 4.4 (0.7) | NS | ||
| Range | 7–13 | 7–12 | 3–7 | 3–7 | 3–7 | 3–6 | |||||
| Velocity (cm/s) | 81.9 (12.1) | 79.3 (12.4) | NS | 107.5 (24.7) | 89.3 (20.5) | <0.0001 | 107.8 (28.4) | 91.0 (22.9) | <0.005 | ||
| Range | 58–113 | 58–106 | 70–199 | 60–160 | 50–180 | 60–158 | |||||