Table 2: Echocardiographic data,

intraoperative values, and surgical procedures.

Variable

Mean [range]

Percentiles

P25, P50, P75

LVEF (%)

55 [20-80]

43, 56, 67

Z score

Aortic valve

1.4 [−2.7-2.5]

−2.75, 1.8, 2.07

Transverse arch

1.8 [−2.7-2.5]

−2.2, 1.8, 2.0

Arch

−1.6 [−6-−2.3]

−2.4, −1.6, 1.95

Coarctation zone

−3 [−5.6-−1.5]

−3.9, −3.0, −2.3

Aortic cross-claming (min)

18 [15-30]

15, 17.5, 22

Total surgical time (min)

161 [50-290]

122.5, 165, 207

n (%)

Aortic coartectomy

22 (50.0)

Aortic advancement

13 (29.5)

Graft placement

9 (9.1)

LVEF = left ventricular ejection fraction.