Comparison of survivors and non-survivors in neonatal/infant subgroup, both intraoperative and postoperative
| Characteristics | All (n=13) | Survivors (n=6) | Non-survivors (n=7) | P value |
| Age (mon), mean±SD | 0.8±0.2 | 0.7±0.2 | 0.9±0.2 | 0.463 |
| Gender (male), n | 11 | 5 | 6 | 1.0 |
| Weight (kg), mean±SD | 3.5±0.2 | 3.4±0.3 | 3.5±0.3 | 0.769 |
| Coronary artery abnormalities, n | 4 | 0 | 4 | 0.07 |
| Concomitant deformities, n | 7 | 0 | 7 | 0.001* |
| CPB time (min), mean±SD | 303±15 | 298±13 | 307±26 | 0.139 |
| Cross-clamp time (min), mean±SD | 130±10 | 116±16 | 142±12 | 0.721 |
| VIS before initiation of ECMO, mean±SD | 41±4 | 36±7 | 45±4 | 0.277 |
| VIS on ECMO, mean±SD | 32±3 | 31±6 | 34±4 | 0.705 |
| ECMO duration (d), mean±SD | 89±21 | 83±16 | 121±34 | 0.363 |
| Ventilation time (d), mean±SD | 19±4 | 18±6 | 19±6 | 0.914 |
| ICU stay (d), mean (IQR) | 23 (18–56) | 20 (14–61) | 19 (12–38) | 0.073 |
| Hepatic failure, n | 1 | 0 | 1 | 1.0 |
| DIC, n | 1 | 0 | 1 | 1.0 |
| Bleeding events, n | 9 | 3 | 6 | 0.266 |
| Hemolysis, n | 2 | 2 | 0 | 0.192 |
| Infections, n | 2 | 0 | 2 | 0.462 |
Concomitant deformities include coronary artery abnormalities and other deformities (such as interruption of aortic arch and coarctation).
*P<0.05.
CPB, cardiopulmonary bypass; DIC, disseminated intravascular coagulation; ECMO, extracorporeal membrane oxygenation; ICU, intensive care unit; VIS, vasoactive-inotropic score.