Perioperative mortality and 1-year neurodevelopmental outcome after cardiac surgery prior to 6 weeks of age, requiring perioperative extracorporeal membrane oxygenation in the first year of life - Summary - MDSpire

Perioperative mortality and 1-year neurodevelopmental outcome after cardiac surgery prior to 6 weeks of age, requiring perioperative extracorporeal membrane oxygenation in the first year of life

  • By

  • Reto Engeli

  • Walter Knirsch

  • Verena Rathke

  • Michael von Rhein

  • Christelle L’Ebraly

  • Sebastian Grunt

  • Janet F. Kelly-Geyer

  • June 26, 2026

  • 0 min

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Objective:

To investigate perioperative mortality and the independent impact of ECMO on 1-year neurodevelopmental outcomes after cardiac surgery in infants younger than 6 weeks.

Approach:
  • Data Source: Data was collected from the Swiss Outcome Registry for Children with severe CHD (Swiss ORCHID).
  • Patient Population: 240 patients who underwent surgery between January 1, 2020, and May 30, 2024, were included.
  • Outcome Measures: 1-year mortality and neurodevelopmental outcomes were assessed using the Bayley Scales of Infant Development, Third Edition (BSID III).
Key Findings:
  • The 1-year mortality rate was 5.8%.
  • Mortality was significantly higher in the ECMO group (29.4%) compared to the non-ECMO group (1.9%).
  • Mean cognitive composite scores (CCS) and motor composite scores (MCS) were significantly lower in the ECMO group (p < 0.001).
Interpretation:

Perioperative ECMO is associated with higher mortality and lower neurodevelopmental scores in infants with congenital heart disease.

Limitations:
  • The study may not account for all potential confounding factors affecting neurodevelopmental outcomes.
  • Data was limited to a single registry, which may affect generalizability.
Conclusion:

Perioperative ECMO may be associated with higher mortality and lower neurodevelopmental scores in infants with congenital heart disease.

Sources:

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