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The role of the systemic inflammatory response index in predicting postoperative atrial fibrillation

Muhammet Hüseyin Erkan1, Ömer Faruk Rahman2, Firat Durna1

  • 1Nevşehir State Hospital, Department of Cardiovascular Surgery - Nevşehir, Turkey.

Revista Da Associacao Medica Brasileira (1992)
|April 2, 2025
PubMed

Insights

The systemic inflammatory response index did not significantly predict postoperative atrial fibrillation after coronary artery bypass grafting (CABG). However, age and family history were key predictors, suggesting inflammation

Area of Science:

  • Cardiology
  • Inflammation Research
  • Surgical Outcomes

Background:

  • Postoperative atrial fibrillation (POAF) is a common complication after coronary artery bypass grafting (CABG).
  • Inflammation is implicated in the pathophysiology of POAF, but its predictive value using specific inflammatory markers remains unclear.
  • The systemic inflammatory response index (SIRI) is a readily available marker of systemic inflammation.

Purpose of the Study:

  • To evaluate the efficacy of the systemic inflammatory response index (SIRI) in predicting the development of postoperative atrial fibrillation (POAF) following isolated CABG.
  • To identify other potential predictors of POAF in patients undergoing CABG.

Main Methods:

  • Retrospective review of 66 patients who underwent elective isolated CABG at Nevşehir State Hospital.
  • Data collection included patient demographics, surgical details, and inflammatory markers.
  • Statistical analysis was performed to assess the relationship between SIRI and POAF development.

Main Results:

  • POAF occurred in 33.3% of patients.
  • While SIRI values were higher in patients with POAF, the difference was not statistically significant (p>0.050).
  • Age (p=0.048) and a family history of coronary artery disease (p=0.01) were significant predictors of POAF.

Conclusions:

  • The systemic inflammatory response index (SIRI) did not emerge as a significant predictor of postoperative atrial fibrillation (POAF) after isolated CABG in this study.
  • Despite the lack of statistical significance, the findings lend support to the potential role of inflammation in POAF development.
  • Age and family history of coronary artery disease are crucial factors to consider in predicting POAF post-CABG.
Abstract

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