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The cost implications of off-pump versus on-pump coronary artery bypass graft surgery at one year

Andre Lamy1, Wesley Tong2, P J Devereaux3

  • 1Population Health Research Institute, McMaster University, Hamilton, Ontario, Canada; CADENCE Research Group, Hamilton Health Sciences, Hamilton, Ontario, Canada; Department of Surgery, McMaster University, Hamilton, Ontario, Canada; Department of Clinical Epidemiology and Biostatistics, McMaster University, Hamilton, Ontario, Canada.

The Annals of Thoracic Surgery
|September 28, 2014
PubMed

Insights

Off-pump coronary artery bypass graft (CABG) surgery has similar 1-year costs to on-pump CABG. Cost is not a factor when choosing between off-pump or on-pump CABG procedures.

Area of Science:

  • Cardiovascular Surgery
  • Health Economics

Background:

  • The Coronary Artery Bypass Graft Off or On Pump Revascularization Study (CORONARY) evaluated clinical outcomes of two CABG methods.
  • Understanding the cost implications of off-pump versus on-pump CABG is crucial for healthcare providers and policymakers.

Purpose of the Study:

  • To determine the 1-year cost implications of off-pump versus on-pump coronary artery bypass graft (CABG) surgery within the CORONARY trial.

Main Methods:

  • Healthcare costs were gathered from public databases and local experts across participating countries.
  • Purchasing power parities were used to standardize costs in US dollars.
  • Subgroup analyses were performed to assess cost variations.

Main Results:

  • The 1-year cost per patient for off-pump CABG was $9,650, compared to $9,583 for on-pump CABG, a nonsignificant difference of $68.
  • No significant cost differences were observed in various subgroups or due to late conversions.

Conclusions:

  • Off-pump CABG is clinically equivalent to on-pump CABG in terms of safety and effectiveness, with no significant cost disparity.
  • The choice between off-pump and on-pump CABG should be based on patient preference and surgeon expertise, not cost considerations.
Abstract

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