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Predictors of quality of life among patients undergoing coronary artery bypass surgery

Mahdi Najafi1, Mehrdad Sheikhvatan, Ali Montazeri

  • 1Research Department, Tehran Heart Centre, Medical Sciences, University of Tehran, Tehran, Iran.

Acta Cardiologica
|January 23, 2009
PubMed

Insights

Risk factors like diabetes and low education significantly impact the quality of life (QoL) in coronary artery disease (CAD) patients before surgery. Preoperative QoL does not affect postoperative complications in these patients.

Area of Science:

  • Cardiology
  • Health Psychology

Background:

  • Coronary artery disease (CAD) significantly impacts patients' quality of life (QoL), affecting both physical and mental health.
  • Identifying risk factors influencing QoL is crucial for improving patient outcomes after interventions like coronary artery bypass grafting (CABG).

Purpose of the Study:

  • To determine the risk factors that influence QoL in patients with CAD.
  • To assess the relationship between preoperative QoL and early outcomes following CABG.

Main Methods:

  • A cohort of 275 patients undergoing isolated CABG completed the SF-36 questionnaire.
  • Physical and psychological component summary scores were analyzed against preoperative characteristics and postoperative complications.

Main Results:

  • Diabetes mellitus, family history of CAD, low education, high Euroscore, and high functional class predicted lower physical QoL scores.
  • Female gender was associated with lower psychological QoL scores, while older age correlated with higher psychological QoL.
  • No significant relationship was found between preoperative QoL scores and postoperative complications.

Conclusions:

  • General CAD risk factors and education level significantly influence physical functioning before CABG.
  • Female gender and younger age are linked to poorer mental health outcomes in CAD patients.
  • Preoperative QoL does not appear to predict postoperative complications after CABG.
Abstract

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