Characteristic

Patients (n = 96)

Male, n (%)

58 (60%)

Age (yrs) at time of surgery

2.1 yrs (0.6 - 8.4)

Weight (kg) at time of surgery

10.5 kg (6.6 - 24)

Ethnicity, n (%)

Caucasian

31 (32%)

African American

35 (37%)

Hispanic

26 (27%)

Asian

2 (2%)

Other

2 (2%)

Genetic/chromosomal abnormalities, n (%) TOTAL

26 (27%)

Trisomy 21

7 (7%)

DiGeorge Syndrome

6 (6%)

Other

13 (13.5%)

Noncardiac anatomic abnormalities, n (%)

11 (11%)

Procedures (n = 133)

STAT category, n (%)

STAT 1

62 (47%)

STAT 2

38 (29%)

STAT 3

20 (15%)

STAT 4

12 (9%)

STAT 5

1 (1%)

Preoperative mechanical ventilation, n (%)

23 (17%)

Preoperative creatinine (mg/dL)

0.3 mg/dL (0.25 - 0.46)

48-h creatinine (mg/dL)

0.3 mg/dL (0.23 - 0.43)

Preoperative lactate (mg/dL)

1.3 mg/dL (0.9 - 2)

48-h lactate (mg/DL)

1 mg/dL (0.8 - 1.4)

Cardiopulmonary bypass duration (min) (15/133 procedures did not require CPB)

96 min (77 - 120)

Aortic cross-clamp duration (min)

(73/118 procedures that required CPB did not require aortic cross-clamping)

55.5 min (43.2 - 74)

Deep hypothermic circulatory arrest, n (%)

8 (6%)

Deep hypothermic circulatory arrest (min)

28 min (10.5 - 38.2)

ECMO, n (%)

5/133 (3.8%)

Postoperative inhaled nitric oxide use, n (%)

42/133 (32.8%)

Delayed sternal closure, n (%)

1/122 (0.8%)

Deaths

Less than 30 days

0/122 (0%)

Less than 90 days

2/122 (1.6%)

All deaths

3/122 (2.5 %)