Preoperative statin therapy is not associated with a decrease in the incidence of postoperative atrial fibrillation

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Noninvasive Determination of Vortex Formation Time Using Transesophageal Echocardiography During Cardiac Surgery
04:48

Noninvasive Determination of Vortex Formation Time Using Transesophageal Echocardiography During Cardiac Surgery

Published on: November 28, 2018

Salim S Virani1, Vijay Nambi, Mehdi Razavi

  • 1Section of Cardiology, Department of Medicine, Baylor College of Medicine, Houston, TX 77030, USA.

American Heart Journal
|February 26, 2008
PubMed

Insights

Preoperative statin therapy did not reduce the incidence of postoperative atrial fibrillation (AF) in patients undergoing cardiac surgery. This finding held true across various subgroups, including those with low ejection fraction (EF).

Area of Science:

  • Cardiology
  • Cardiovascular Surgery
  • Pharmacology

Background:

  • Postoperative atrial fibrillation (AF) is a common complication following cardiac surgery, leading to increased morbidity.
  • Preoperative statin therapy is often used, but its impact on reducing postoperative AF is not fully established, particularly in specific patient groups.

Purpose of the Study:

  • To investigate the association between preoperative statin therapy and the incidence of postoperative AF in patients undergoing cardiac surgery.
  • To evaluate this association in subgroups, including those with isolated valve surgery and low ejection fraction (EF).

Main Methods:

  • Retrospective analysis of 4044 patients without a history of AF who underwent cardiac surgery.
  • Data collected from January 2003 to April 2006, with postoperative AF monitored via continuous telemetry.
  • Multivariate regression and propensity score analysis were employed to assess the association.

Main Results:

  • Preoperative statin therapy was administered to 52% of patients (2096).
  • Postoperative AF occurred in 31.4% of both statin and non-statin groups.
  • Multivariate analysis and propensity score analysis revealed no significant association between preoperative statin use and reduced AF incidence in the overall cohort or specific subgroups (e.g., isolated valve surgery, low EF).

Conclusions:

  • Preoperative statin therapy was not found to be associated with a decreased incidence of postoperative AF in patients undergoing cardiac surgery.
  • This lack of association was consistent across various patient subgroups, including those with low ejection fraction.
Abstract

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