Association Between COVID-19 Infection and Postoperative Outcomes Following Coronary Artery Bypass Grafting: A

Henry Hoang1, Erik Romanelli1, Felix Borngaesser1

  • 1Department of Anesthesiology, Montefiore Medical Center, Bronx, NY.

Insights

Recent COVID-19 infection within two weeks before coronary artery bypass grafting (CABG) surgery significantly increases the risk of serious complications and mortality. Patients require careful consideration due to heightened risks.

Area of Science:

  • Cardiology
  • Infectious Diseases
  • Public Health

Background:

  • The COVID-19 pandemic has impacted surgical care globally.
  • Understanding the risks associated with preoperative infections is crucial for patient safety.

Purpose of the Study:

  • To assess the association between the timing of preoperative Coronavirus disease 2019 (COVID-19) infection and postoperative complications in patients undergoing coronary artery bypass grafting (CABG).

Main Methods:

  • A retrospective cohort study utilized the National COVID Cohort Collaborative (N3C) database.
  • Adult patients undergoing CABG were stratified based on COVID-19 infection timing: 0-2 weeks, 2-6 weeks, and 6-12 weeks prior to surgery.
  • Outcomes, including venous thromboembolism, sepsis, acute kidney injury, and mortality, were compared between COVID-19-positive and COVID-19-negative groups.

Main Results:

  • COVID-19 infection within 0-2 weeks before CABG was linked to significantly higher odds of venous thromboembolism (OR 2.29), sepsis (OR 1.74), 30-day mortality (OR 3.60), and 1-year mortality (OR 3.10).
  • No significant associations were found for surgical site infection or acute myocardial infarction in the immediate preoperative period.
  • The timing of COVID-19 infection relative to CABG surgery is a critical factor influencing postoperative outcomes.

Conclusions:

  • Preoperative COVID-19 infection within two weeks of CABG surgery substantially elevates the risk of major complications and mortality.
  • Further investigation into the underlying mechanisms is warranted.
  • Optimizing perioperative care strategies for patients with recent COVID-19 infection undergoing CABG is essential.
Abstract

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