Table 2.

Transthoracic echocardiography data

	Number (%)
Sufficient TR jet
Yes	19/138 (13.8%)
No	119/138 (86.2%)
Presence of VSD
Yes	10/138 (7.3%)
No	128/138 (92.7%)
Presence of PDA
Yes	116/138 (84.1%)
L → R	102/138 (87.9%)
R → L	4/138 (3.5%)
L = R	10/138 (8.6%)
No	22/138 (15.9%)
PAATa	71.9 ± 22.4
PAAT adjusted to HRa	113.5 ± 35.2

TR tricuspid regurgitation, PDA patent ductus arteriosus, L → R left to right shunt, R → L right to left shunt, L = R bidirectional shunt, PAAT pulmonary artery acceleration time, HR heart rate

^aMean + SD