Ductus arteriosus open (n=79) | Ductus arteriosus closed (n=253) | p Value | |||||||
---|---|---|---|---|---|---|---|---|---|
Median | Range | Median | Range | ||||||
Peak velocities (cm/s) | |||||||||
MPA | 63 | 46–95 | 79 | 46–133 | 0.0001 | ||||
RPA | 71 | 44–118 | 97 | 49–173 | 0.0001 | ||||
LPA | 80 | 41–175 | 127 | 71–240 | 0.0001 | ||||
Acceleration (%) | |||||||||
MPA to RPA | 11 | 0–72 | 22 | 1–179 | 0.0001 | ||||
MPA to LPA | 18 | 0–113 | 63 | 2–247 | 0.0001 |
MPA, Main pulmonary artery; RPA, right pulmonary artery; LPA, left pulmonary artery.